Home / 39,575,862.38-54,613,369.50-21,934,013.24

Finding the Fourth Proportional to 39,575,862.38, 54,613,369.50 and 21,934,013.24

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Solution

The fourth proportional to 39,575,862.38, 54,613,369.50 and 21,934,013.24 is: 30,268,206.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,575,862.38 : 54,613,369.50 = 21,934,013.24 : x
  2. Step 2: Convert to fraction form
    39,575,862.38/54,613,369.50 = 21,934,013.24/x
  3. Step 3: Cross multiply
    39,575,862.38x = 54,613,369.50 × 21,934,013.24
  4. Step 4: Simplify right side
    39,575,862.38x = 1,197,890,369,694,012
  5. Step 5: Solve for x
    x = 1,197,890,369,694,012/39,575,862.38
  6. Step 6: Final answer
    x = 30,268,206.37

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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.