Home / 48,443,792.04-72,647,579.70-19,680,236.82

Finding the Fourth Proportional to 48,443,792.04, 72,647,579.70 and 19,680,236.82

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Solution

The fourth proportional to 48,443,792.04, 72,647,579.70 and 19,680,236.82 is: 29,512,998.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,443,792.04 : 72,647,579.70 = 19,680,236.82 : x
  2. Step 2: Convert to fraction form
    48,443,792.04/72,647,579.70 = 19,680,236.82/x
  3. Step 3: Cross multiply
    48,443,792.04x = 72,647,579.70 × 19,680,236.82
  4. Step 4: Simplify right side
    48,443,792.04x = 1,429,721,572,895,824.75
  5. Step 5: Solve for x
    x = 1,429,721,572,895,824.75/48,443,792.04
  6. Step 6: Final answer
    x = 29,512,998.73

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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.