Home / 8,349,609.20-12,513,711.13-7,265,617.18

Finding the Fourth Proportional to 8,349,609.20, 12,513,711.13 and 7,265,617.18

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Solution

The fourth proportional to 8,349,609.20, 12,513,711.13 and 7,265,617.18 is: 10,889,112.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,349,609.20 : 12,513,711.13 = 7,265,617.18 : x
  2. Step 2: Convert to fraction form
    8,349,609.20/12,513,711.13 = 7,265,617.18/x
  3. Step 3: Cross multiply
    8,349,609.20x = 12,513,711.13 × 7,265,617.18
  4. Step 4: Simplify right side
    8,349,609.20x = 90,919,834,522,236.89
  5. Step 5: Solve for x
    x = 90,919,834,522,236.89/8,349,609.20
  6. Step 6: Final answer
    x = 10,889,112.58

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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.