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Finding the Fourth Proportional to 59,784,511.80, 89,676,767.70 and 29,551,423.80

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Solution

The fourth proportional to 59,784,511.80, 89,676,767.70 and 29,551,423.80 is: 44,327,135.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,784,511.80 : 89,676,767.70 = 29,551,423.80 : x
  2. Step 2: Convert to fraction form
    59,784,511.80/89,676,767.70 = 29,551,423.80/x
  3. Step 3: Cross multiply
    59,784,511.80x = 89,676,767.70 × 29,551,423.80
  4. Step 4: Simplify right side
    59,784,511.80x = 2,650,076,167,316,851.50
  5. Step 5: Solve for x
    x = 2,650,076,167,316,851.50/59,784,511.80
  6. Step 6: Final answer
    x = 44,327,135.70

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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.