Home / 39,141,472.88-54,012,082.53-22,622,667.36

Finding the Fourth Proportional to 39,141,472.88, 54,012,082.53 and 22,622,667.36

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Solution

The fourth proportional to 39,141,472.88, 54,012,082.53 and 22,622,667.36 is: 31,217,460.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,141,472.88 : 54,012,082.53 = 22,622,667.36 : x
  2. Step 2: Convert to fraction form
    39,141,472.88/54,012,082.53 = 22,622,667.36/x
  3. Step 3: Cross multiply
    39,141,472.88x = 54,012,082.53 × 22,622,667.36
  4. Step 4: Simplify right side
    39,141,472.88x = 1,221,897,376,497,057.25
  5. Step 5: Solve for x
    x = 1,221,897,376,497,057.25/39,141,472.88
  6. Step 6: Final answer
    x = 31,217,460.32

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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.