Home / 12,902,601.60-19,353,902.40-9,543,369.60

Finding the Fourth Proportional to 12,902,601.60, 19,353,902.40 and 9,543,369.60

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Solution

The fourth proportional to 12,902,601.60, 19,353,902.40 and 9,543,369.60 is: 14,315,054.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,902,601.60 : 19,353,902.40 = 9,543,369.60 : x
  2. Step 2: Convert to fraction form
    12,902,601.60/19,353,902.40 = 9,543,369.60/x
  3. Step 3: Cross multiply
    12,902,601.60x = 19,353,902.40 × 9,543,369.60
  4. Step 4: Simplify right side
    12,902,601.60x = 184,701,443,805,527.03
  5. Step 5: Solve for x
    x = 184,701,443,805,527.03/12,902,601.60
  6. Step 6: Final answer
    x = 14,315,054.40

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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.