Home / 60,647,430.90-91,002,639.15-26,572,221.30

Finding the Fourth Proportional to 60,647,430.90, 91,002,639.15 and 26,572,221.30

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Solution

The fourth proportional to 60,647,430.90, 91,002,639.15 and 26,572,221.30 is: 39,872,130.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,647,430.90 : 91,002,639.15 = 26,572,221.30 : x
  2. Step 2: Convert to fraction form
    60,647,430.90/91,002,639.15 = 26,572,221.30/x
  3. Step 3: Cross multiply
    60,647,430.90x = 91,002,639.15 × 26,572,221.30
  4. Step 4: Simplify right side
    60,647,430.90x = 2,418,142,266,377,844
  5. Step 5: Solve for x
    x = 2,418,142,266,377,844/60,647,430.90
  6. Step 6: Final answer
    x = 39,872,130.29

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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.