Home / 29,360,711.22-40,532,508.27-18,353,583.78

Finding the Fourth Proportional to 29,360,711.22, 40,532,508.27 and 18,353,583.78

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Solution

The fourth proportional to 29,360,711.22, 40,532,508.27 and 18,353,583.78 is: 25,337,151.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,360,711.22 : 40,532,508.27 = 18,353,583.78 : x
  2. Step 2: Convert to fraction form
    29,360,711.22/40,532,508.27 = 18,353,583.78/x
  3. Step 3: Cross multiply
    29,360,711.22x = 40,532,508.27 × 18,353,583.78
  4. Step 4: Simplify right side
    29,360,711.22x = 743,916,786,346,988
  5. Step 5: Solve for x
    x = 743,916,786,346,988/29,360,711.22
  6. Step 6: Final answer
    x = 25,337,151.43

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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.