Home / 10,867,374.90-16,301,062.35-8,157,025.80

Finding the Fourth Proportional to 10,867,374.90, 16,301,062.35 and 8,157,025.80

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Solution

The fourth proportional to 10,867,374.90, 16,301,062.35 and 8,157,025.80 is: 12,235,538.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,867,374.90 : 16,301,062.35 = 8,157,025.80 : x
  2. Step 2: Convert to fraction form
    10,867,374.90/16,301,062.35 = 8,157,025.80/x
  3. Step 3: Cross multiply
    10,867,374.90x = 16,301,062.35 × 8,157,025.80
  4. Step 4: Simplify right side
    10,867,374.90x = 132,968,186,156,358.62
  5. Step 5: Solve for x
    x = 132,968,186,156,358.62/10,867,374.90
  6. Step 6: Final answer
    x = 12,235,538.70

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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.