Home / 39,141,471.88-54,012,081.15-22,622,666.36

Finding the Fourth Proportional to 39,141,471.88, 54,012,081.15 and 22,622,666.36

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Solution

The fourth proportional to 39,141,471.88, 54,012,081.15 and 22,622,666.36 is: 31,217,458.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,141,471.88 : 54,012,081.15 = 22,622,666.36 : x
  2. Step 2: Convert to fraction form
    39,141,471.88/54,012,081.15 = 22,622,666.36/x
  3. Step 3: Cross multiply
    39,141,471.88x = 54,012,081.15 × 22,622,666.36
  4. Step 4: Simplify right side
    39,141,471.88x = 1,221,897,291,299,452.50
  5. Step 5: Solve for x
    x = 1,221,897,291,299,452.50/39,141,471.88
  6. Step 6: Final answer
    x = 31,217,458.94

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1.5x scale

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.