Home / 39,445,301.54-54,433,471.56-22,041,789.78

Finding the Fourth Proportional to 39,445,301.54, 54,433,471.56 and 22,041,789.78

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Solution

The fourth proportional to 39,445,301.54, 54,433,471.56 and 22,041,789.78 is: 30,417,086.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,445,301.54 : 54,433,471.56 = 22,041,789.78 : x
  2. Step 2: Convert to fraction form
    39,445,301.54/54,433,471.56 = 22,041,789.78/x
  3. Step 3: Cross multiply
    39,445,301.54x = 54,433,471.56 × 22,041,789.78
  4. Step 4: Simplify right side
    39,445,301.54x = 1,199,811,137,121,128.75
  5. Step 5: Solve for x
    x = 1,199,811,137,121,128.75/39,445,301.54
  6. Step 6: Final answer
    x = 30,417,086.20

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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.