Home / 83,773,022.20-115,559,534.10-50,273,933.92

Finding the Fourth Proportional to 83,773,022.20, 115,559,534.10 and 50,273,933.92

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Solution

The fourth proportional to 83,773,022.20, 115,559,534.10 and 50,273,933.92 is: 69,349,681.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,773,022.20 : 115,559,534.10 = 50,273,933.92 : x
  2. Step 2: Convert to fraction form
    83,773,022.20/115,559,534.10 = 50,273,933.92/x
  3. Step 3: Cross multiply
    83,773,022.20x = 115,559,534.10 × 50,273,933.92
  4. Step 4: Simplify right side
    83,773,022.20x = 5,809,632,381,169,387
  5. Step 5: Solve for x
    x = 5,809,632,381,169,387/83,773,022.20
  6. Step 6: Final answer
    x = 69,349,681.18

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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.