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Finding the Fourth Proportional to 67,652,722.02, 93,360,757.02 and 36,712,891.28

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Solution

The fourth proportional to 67,652,722.02, 93,360,757.02 and 36,712,891.28 is: 50,663,790.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,652,722.02 : 93,360,757.02 = 36,712,891.28 : x
  2. Step 2: Convert to fraction form
    67,652,722.02/93,360,757.02 = 36,712,891.28/x
  3. Step 3: Cross multiply
    67,652,722.02x = 93,360,757.02 × 36,712,891.28
  4. Step 4: Simplify right side
    67,652,722.02x = 3,427,543,322,293,756.50
  5. Step 5: Solve for x
    x = 3,427,543,322,293,756.50/67,652,722.02
  6. Step 6: Final answer
    x = 50,663,790.31

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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.