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Finding the Fourth Proportional to 16,462,929.60, 24,694,394.40 and 15,539,140.80

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Solution

The fourth proportional to 16,462,929.60, 24,694,394.40 and 15,539,140.80 is: 23,308,711.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,462,929.60 : 24,694,394.40 = 15,539,140.80 : x
  2. Step 2: Convert to fraction form
    16,462,929.60/24,694,394.40 = 15,539,140.80/x
  3. Step 3: Cross multiply
    16,462,929.60x = 24,694,394.40 × 15,539,140.80
  4. Step 4: Simplify right side
    16,462,929.60x = 383,729,671,552,331.50
  5. Step 5: Solve for x
    x = 383,729,671,552,331.50/16,462,929.60
  6. Step 6: Final answer
    x = 23,308,711.20

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Double scale
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Similar ratio
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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.