Home / 8,975,885.40-12,387,785.22-5,055,770.52

Finding the Fourth Proportional to 8,975,885.40, 12,387,785.22 and 5,055,770.52

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Solution

The fourth proportional to 8,975,885.40, 12,387,785.22 and 5,055,770.52 is: 6,977,562.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,975,885.40 : 12,387,785.22 = 5,055,770.52 : x
  2. Step 2: Convert to fraction form
    8,975,885.40/12,387,785.22 = 5,055,770.52/x
  3. Step 3: Cross multiply
    8,975,885.40x = 12,387,785.22 × 5,055,770.52
  4. Step 4: Simplify right side
    8,975,885.40x = 62,629,799,323,367.71
  5. Step 5: Solve for x
    x = 62,629,799,323,367.71/8,975,885.40
  6. Step 6: Final answer
    x = 6,977,562.27

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1.5x scale

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.