Home / 10,632,000.20-15,948,000.30-4,952,798.60

Finding the Fourth Proportional to 10,632,000.20, 15,948,000.30 and 4,952,798.60

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Solution

The fourth proportional to 10,632,000.20, 15,948,000.30 and 4,952,798.60 is: 7,429,197.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,632,000.20 : 15,948,000.30 = 4,952,798.60 : x
  2. Step 2: Convert to fraction form
    10,632,000.20/15,948,000.30 = 4,952,798.60/x
  3. Step 3: Cross multiply
    10,632,000.20x = 15,948,000.30 × 4,952,798.60
  4. Step 4: Simplify right side
    10,632,000.20x = 78,987,233,558,639.58
  5. Step 5: Solve for x
    x = 78,987,233,558,639.58/10,632,000.20
  6. Step 6: Final answer
    x = 7,429,197.90

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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.