Home / 8,215,612.29-12,323,265.35-2,458,349.37

Finding the Fourth Proportional to 8,215,612.29, 12,323,265.35 and 2,458,349.37

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Solution

The fourth proportional to 8,215,612.29, 12,323,265.35 and 2,458,349.37 is: 3,687,478.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,215,612.29 : 12,323,265.35 = 2,458,349.37 : x
  2. Step 2: Convert to fraction form
    8,215,612.29/12,323,265.35 = 2,458,349.37/x
  3. Step 3: Cross multiply
    8,215,612.29x = 12,323,265.35 × 2,458,349.37
  4. Step 4: Simplify right side
    8,215,612.29x = 30,294,891,597,223.59
  5. Step 5: Solve for x
    x = 30,294,891,597,223.59/8,215,612.29
  6. Step 6: Final answer
    x = 3,687,478.25

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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.