Home / 53,282,601.60-79,923,902.40-12,893,085.60

Finding the Fourth Proportional to 53,282,601.60, 79,923,902.40 and 12,893,085.60

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Solution

The fourth proportional to 53,282,601.60, 79,923,902.40 and 12,893,085.60 is: 19,339,628.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,282,601.60 : 79,923,902.40 = 12,893,085.60 : x
  2. Step 2: Convert to fraction form
    53,282,601.60/79,923,902.40 = 12,893,085.60/x
  3. Step 3: Cross multiply
    53,282,601.60x = 79,923,902.40 × 12,893,085.60
  4. Step 4: Simplify right side
    53,282,601.60x = 1,030,465,715,129,245.50
  5. Step 5: Solve for x
    x = 1,030,465,715,129,245.50/53,282,601.60
  6. Step 6: Final answer
    x = 19,339,628.40

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.