Home / 8,302,011.60-12,453,017.40-5,465,326.80

Finding the Fourth Proportional to 8,302,011.60, 12,453,017.40 and 5,465,326.80

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Solution

The fourth proportional to 8,302,011.60, 12,453,017.40 and 5,465,326.80 is: 8,197,990.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,302,011.60 : 12,453,017.40 = 5,465,326.80 : x
  2. Step 2: Convert to fraction form
    8,302,011.60/12,453,017.40 = 5,465,326.80/x
  3. Step 3: Cross multiply
    8,302,011.60x = 12,453,017.40 × 5,465,326.80
  4. Step 4: Simplify right side
    8,302,011.60x = 68,059,809,737,086.32
  5. Step 5: Solve for x
    x = 68,059,809,737,086.32/8,302,011.60
  6. Step 6: Final answer
    x = 8,197,990.20

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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.