Home / 10,367,781.70-15,551,672.55-5,265,948.10

Finding the Fourth Proportional to 10,367,781.70, 15,551,672.55 and 5,265,948.10

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Solution

The fourth proportional to 10,367,781.70, 15,551,672.55 and 5,265,948.10 is: 7,898,922.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,367,781.70 : 15,551,672.55 = 5,265,948.10 : x
  2. Step 2: Convert to fraction form
    10,367,781.70/15,551,672.55 = 5,265,948.10/x
  3. Step 3: Cross multiply
    10,367,781.70x = 15,551,672.55 × 5,265,948.10
  4. Step 4: Simplify right side
    10,367,781.70x = 81,894,300,516,494.66
  5. Step 5: Solve for x
    x = 81,894,300,516,494.66/10,367,781.70
  6. Step 6: Final answer
    x = 7,898,922.15

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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.