Home / 8,508,030.60-12,762,045.90-7,445,148.60

Finding the Fourth Proportional to 8,508,030.60, 12,762,045.90 and 7,445,148.60

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Solution

The fourth proportional to 8,508,030.60, 12,762,045.90 and 7,445,148.60 is: 11,167,722.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,508,030.60 : 12,762,045.90 = 7,445,148.60 : x
  2. Step 2: Convert to fraction form
    8,508,030.60/12,762,045.90 = 7,445,148.60/x
  3. Step 3: Cross multiply
    8,508,030.60x = 12,762,045.90 × 7,445,148.60
  4. Step 4: Simplify right side
    8,508,030.60x = 95,015,328,165,520.73
  5. Step 5: Solve for x
    x = 95,015,328,165,520.73/8,508,030.60
  6. Step 6: Final answer
    x = 11,167,722.90

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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.