Home / 67,543,651.76-93,210,319.10-36,603,821.04

Finding the Fourth Proportional to 67,543,651.76, 93,210,319.10 and 36,603,821.04

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Solution

The fourth proportional to 67,543,651.76, 93,210,319.10 and 36,603,821.04 is: 50,513,316.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,543,651.76 : 93,210,319.10 = 36,603,821.04 : x
  2. Step 2: Convert to fraction form
    67,543,651.76/93,210,319.10 = 36,603,821.04/x
  3. Step 3: Cross multiply
    67,543,651.76x = 93,210,319.10 × 36,603,821.04
  4. Step 4: Simplify right side
    67,543,651.76x = 3,411,853,839,159,665
  5. Step 5: Solve for x
    x = 3,411,853,839,159,665/67,543,651.76
  6. Step 6: Final answer
    x = 50,513,316.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.