Home / 8,532,000.30-12,798,000.45-5,662,218.90

Finding the Fourth Proportional to 8,532,000.30, 12,798,000.45 and 5,662,218.90

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Solution

The fourth proportional to 8,532,000.30, 12,798,000.45 and 5,662,218.90 is: 8,493,328.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,532,000.30 : 12,798,000.45 = 5,662,218.90 : x
  2. Step 2: Convert to fraction form
    8,532,000.30/12,798,000.45 = 5,662,218.90/x
  3. Step 3: Cross multiply
    8,532,000.30x = 12,798,000.45 × 5,662,218.90
  4. Step 4: Simplify right side
    8,532,000.30x = 72,465,080,030,198.50
  5. Step 5: Solve for x
    x = 72,465,080,030,198.50/8,532,000.30
  6. Step 6: Final answer
    x = 8,493,328.35

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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.