Home / 61,534,645.57-84,943,957.80-38,341,231.93

Finding the Fourth Proportional to 61,534,645.57, 84,943,957.80 and 38,341,231.93

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Solution

The fourth proportional to 61,534,645.57, 84,943,957.80 and 38,341,231.93 is: 52,927,191.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,534,645.57 : 84,943,957.80 = 38,341,231.93 : x
  2. Step 2: Convert to fraction form
    61,534,645.57/84,943,957.80 = 38,341,231.93/x
  3. Step 3: Cross multiply
    61,534,645.57x = 84,943,957.80 × 38,341,231.93
  4. Step 4: Simplify right side
    61,534,645.57x = 3,256,855,987,061,932.50
  5. Step 5: Solve for x
    x = 3,256,855,987,061,932.50/61,534,645.57
  6. Step 6: Final answer
    x = 52,927,191.78

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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.