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Finding the Fourth Proportional to 59,636,008.80, 89,454,013.20 and 48,865,471.20

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Solution

The fourth proportional to 59,636,008.80, 89,454,013.20 and 48,865,471.20 is: 73,298,206.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,636,008.80 : 89,454,013.20 = 48,865,471.20 : x
  2. Step 2: Convert to fraction form
    59,636,008.80/89,454,013.20 = 48,865,471.20/x
  3. Step 3: Cross multiply
    59,636,008.80x = 89,454,013.20 × 48,865,471.20
  4. Step 4: Simplify right side
    59,636,008.80x = 4,371,212,505,749,020.50
  5. Step 5: Solve for x
    x = 4,371,212,505,749,020.50/59,636,008.80
  6. Step 6: Final answer
    x = 73,298,206.80

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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.