Home / 39,575,860.38-54,613,366.74-21,934,011.24

Finding the Fourth Proportional to 39,575,860.38, 54,613,366.74 and 21,934,011.24

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Solution

The fourth proportional to 39,575,860.38, 54,613,366.74 and 21,934,011.24 is: 30,268,203.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,575,860.38 : 54,613,366.74 = 21,934,011.24 : x
  2. Step 2: Convert to fraction form
    39,575,860.38/54,613,366.74 = 21,934,011.24/x
  3. Step 3: Cross multiply
    39,575,860.38x = 54,613,366.74 × 21,934,011.24
  4. Step 4: Simplify right side
    39,575,860.38x = 1,197,890,199,929,402
  5. Step 5: Solve for x
    x = 1,197,890,199,929,402/39,575,860.38
  6. Step 6: Final answer
    x = 30,268,203.61

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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.