Home / 39,517,043.13-54,534,165.17-21,634,965.14

Finding the Fourth Proportional to 39,517,043.13, 54,534,165.17 and 21,634,965.14

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Solution

The fourth proportional to 39,517,043.13, 54,534,165.17 and 21,634,965.14 is: 29,856,605.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,517,043.13 : 54,534,165.17 = 21,634,965.14 : x
  2. Step 2: Convert to fraction form
    39,517,043.13/54,534,165.17 = 21,634,965.14/x
  3. Step 3: Cross multiply
    39,517,043.13x = 54,534,165.17 × 21,634,965.14
  4. Step 4: Simplify right side
    39,517,043.13x = 1,179,844,762,011,106.50
  5. Step 5: Solve for x
    x = 1,179,844,762,011,106.50/39,517,043.13
  6. Step 6: Final answer
    x = 29,856,605.37

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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.