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Finding the Fourth Proportional to 59,796,640.80, 89,694,961.20 and 29,563,552.80

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Solution

The fourth proportional to 59,796,640.80, 89,694,961.20 and 29,563,552.80 is: 44,345,329.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,796,640.80 : 89,694,961.20 = 29,563,552.80 : x
  2. Step 2: Convert to fraction form
    59,796,640.80/89,694,961.20 = 29,563,552.80/x
  3. Step 3: Cross multiply
    59,796,640.80x = 89,694,961.20 × 29,563,552.80
  4. Step 4: Simplify right side
    59,796,640.80x = 2,651,701,721,330,151.50
  5. Step 5: Solve for x
    x = 2,651,701,721,330,151.50/59,796,640.80
  6. Step 6: Final answer
    x = 44,345,329.20

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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.