Home / 29,040,581.04-40,074,560.28-15,987,559.68

Finding the Fourth Proportional to 29,040,581.04, 40,074,560.28 and 15,987,559.68

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Solution

The fourth proportional to 29,040,581.04, 40,074,560.28 and 15,987,559.68 is: 22,062,038.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,040,581.04 : 40,074,560.28 = 15,987,559.68 : x
  2. Step 2: Convert to fraction form
    29,040,581.04/40,074,560.28 = 15,987,559.68/x
  3. Step 3: Cross multiply
    29,040,581.04x = 40,074,560.28 × 15,987,559.68
  4. Step 4: Simplify right side
    29,040,581.04x = 640,694,424,126,257.50
  5. Step 5: Solve for x
    x = 640,694,424,126,257.50/29,040,581.04
  6. Step 6: Final answer
    x = 22,062,038.75

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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.