Home / 71,696,868.84-107,545,139.22-30,729,744.27

Finding the Fourth Proportional to 71,696,868.84, 107,545,139.22 and 30,729,744.27

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Solution

The fourth proportional to 71,696,868.84, 107,545,139.22 and 30,729,744.27 is: 46,094,546.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,696,868.84 : 107,545,139.22 = 30,729,744.27 : x
  2. Step 2: Convert to fraction form
    71,696,868.84/107,545,139.22 = 30,729,744.27/x
  3. Step 3: Cross multiply
    71,696,868.84x = 107,545,139.22 × 30,729,744.27
  4. Step 4: Simplify right side
    71,696,868.84x = 3,304,834,625,712,147
  5. Step 5: Solve for x
    x = 3,304,834,625,712,147/71,696,868.84
  6. Step 6: Final answer
    x = 46,094,546.10

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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.