Home / 61,534,563.75-84,943,844.87-38,341,149.91

Finding the Fourth Proportional to 61,534,563.75, 84,943,844.87 and 38,341,149.91

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Solution

The fourth proportional to 61,534,563.75, 84,943,844.87 and 38,341,149.91 is: 52,927,078.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,534,563.75 : 84,943,844.87 = 38,341,149.91 : x
  2. Step 2: Convert to fraction form
    61,534,563.75/84,943,844.87 = 38,341,149.91/x
  3. Step 3: Cross multiply
    61,534,563.75x = 84,943,844.87 × 38,341,149.91
  4. Step 4: Simplify right side
    61,534,563.75x = 3,256,844,690,092,454.50
  5. Step 5: Solve for x
    x = 3,256,844,690,092,454.50/61,534,563.75
  6. Step 6: Final answer
    x = 52,927,078.57

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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.