Home / 26,390,246.40-39,584,057.40-13,612,042.80

Finding the Fourth Proportional to 26,390,246.40, 39,584,057.40 and 13,612,042.80

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Solution

The fourth proportional to 26,390,246.40, 39,584,057.40 and 13,612,042.80 is: 20,417,387.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,390,246.40 : 39,584,057.40 = 13,612,042.80 : x
  2. Step 2: Convert to fraction form
    26,390,246.40/39,584,057.40 = 13,612,042.80/x
  3. Step 3: Cross multiply
    26,390,246.40x = 39,584,057.40 × 13,612,042.80
  4. Step 4: Simplify right side
    26,390,246.40x = 538,819,883,526,456.75
  5. Step 5: Solve for x
    x = 538,819,883,526,456.75/26,390,246.40
  6. Step 6: Final answer
    x = 20,417,387.37

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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.