Home / 55,449,123.90-83,172,130.65-25,156,938.30

Finding the Fourth Proportional to 55,449,123.90, 83,172,130.65 and 25,156,938.30

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Solution

The fourth proportional to 55,449,123.90, 83,172,130.65 and 25,156,938.30 is: 37,734,701.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,449,123.90 : 83,172,130.65 = 25,156,938.30 : x
  2. Step 2: Convert to fraction form
    55,449,123.90/83,172,130.65 = 25,156,938.30/x
  3. Step 3: Cross multiply
    55,449,123.90x = 83,172,130.65 × 25,156,938.30
  4. Step 4: Simplify right side
    55,449,123.90x = 2,092,356,159,041,589
  5. Step 5: Solve for x
    x = 2,092,356,159,041,589/55,449,123.90
  6. Step 6: Final answer
    x = 37,734,701.86

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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.