Home / 55,449,128.90-83,172,138.15-25,156,943.30

Finding the Fourth Proportional to 55,449,128.90, 83,172,138.15 and 25,156,943.30

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Solution

The fourth proportional to 55,449,128.90, 83,172,138.15 and 25,156,943.30 is: 37,734,709.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,449,128.90 : 83,172,138.15 = 25,156,943.30 : x
  2. Step 2: Convert to fraction form
    55,449,128.90/83,172,138.15 = 25,156,943.30/x
  3. Step 3: Cross multiply
    55,449,128.90x = 83,172,138.15 × 25,156,943.30
  4. Step 4: Simplify right side
    55,449,128.90x = 2,092,356,763,579,317
  5. Step 5: Solve for x
    x = 2,092,356,763,579,317/55,449,128.90
  6. Step 6: Final answer
    x = 37,734,709.36

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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.