Home / 15,199,490.43-22,811,217.91-5,617,609.20

Finding the Fourth Proportional to 15,199,490.43, 22,811,217.91 and 5,617,609.20

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Solution

The fourth proportional to 15,199,490.43, 22,811,217.91 and 5,617,609.20 is: 8,430,842.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,199,490.43 : 22,811,217.91 = 5,617,609.20 : x
  2. Step 2: Convert to fraction form
    15,199,490.43/22,811,217.91 = 5,617,609.20/x
  3. Step 3: Cross multiply
    15,199,490.43x = 22,811,217.91 × 5,617,609.20
  4. Step 4: Simplify right side
    15,199,490.43x = 128,144,507,580,376.75
  5. Step 5: Solve for x
    x = 128,144,507,580,376.75/15,199,490.43
  6. Step 6: Final answer
    x = 8,430,842.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.