Home / 29,281,389.28-40,408,321.08-16,229,489.92

Finding the Fourth Proportional to 29,281,389.28, 40,408,321.08 and 16,229,489.92

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Solution

The fourth proportional to 29,281,389.28, 40,408,321.08 and 16,229,489.92 is: 22,396,698.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,281,389.28 : 40,408,321.08 = 16,229,489.92 : x
  2. Step 2: Convert to fraction form
    29,281,389.28/40,408,321.08 = 16,229,489.92/x
  3. Step 3: Cross multiply
    29,281,389.28x = 40,408,321.08 × 16,229,489.92
  4. Step 4: Simplify right side
    29,281,389.28x = 655,806,439,651,983.50
  5. Step 5: Solve for x
    x = 655,806,439,651,983.50/29,281,389.28
  6. Step 6: Final answer
    x = 22,396,698.24

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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.