Home / 10,531,444.80-15,797,167.20-8,830,833.60

Finding the Fourth Proportional to 10,531,444.80, 15,797,167.20 and 8,830,833.60

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Solution

The fourth proportional to 10,531,444.80, 15,797,167.20 and 8,830,833.60 is: 13,246,250.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,531,444.80 : 15,797,167.20 = 8,830,833.60 : x
  2. Step 2: Convert to fraction form
    10,531,444.80/15,797,167.20 = 8,830,833.60/x
  3. Step 3: Cross multiply
    10,531,444.80x = 15,797,167.20 × 8,830,833.60
  4. Step 4: Simplify right side
    10,531,444.80x = 139,502,154,894,577.91
  5. Step 5: Solve for x
    x = 139,502,154,894,577.91/10,531,444.80
  6. Step 6: Final answer
    x = 13,246,250.40

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Similar ratio
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1.5x scale

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.