Home / 52,443,232.20-72,371,963.70-29,239,803.72

Finding the Fourth Proportional to 52,443,232.20, 72,371,963.70 and 29,239,803.72

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Solution

The fourth proportional to 52,443,232.20, 72,371,963.70 and 29,239,803.72 is: 40,351,098.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,443,232.20 : 72,371,963.70 = 29,239,803.72 : x
  2. Step 2: Convert to fraction form
    52,443,232.20/72,371,963.70 = 29,239,803.72/x
  3. Step 3: Cross multiply
    52,443,232.20x = 72,371,963.70 × 29,239,803.72
  4. Step 4: Simplify right side
    52,443,232.20x = 2,116,142,013,418,965
  5. Step 5: Solve for x
    x = 2,116,142,013,418,965/52,443,232.20
  6. Step 6: Final answer
    x = 40,351,098.22

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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.