Home / 50,521,146.17-69,718,775.56-29,329,892.21

Finding the Fourth Proportional to 50,521,146.17, 69,718,775.56 and 29,329,892.21

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Solution

The fourth proportional to 50,521,146.17, 69,718,775.56 and 29,329,892.21 is: 40,475,015.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,521,146.17 : 69,718,775.56 = 29,329,892.21 : x
  2. Step 2: Convert to fraction form
    50,521,146.17/69,718,775.56 = 29,329,892.21/x
  3. Step 3: Cross multiply
    50,521,146.17x = 69,718,775.56 × 29,329,892.21
  4. Step 4: Simplify right side
    50,521,146.17x = 2,044,844,172,288,954.75
  5. Step 5: Solve for x
    x = 2,044,844,172,288,954.75/50,521,146.17
  6. Step 6: Final answer
    x = 40,475,015.46

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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.