Home / 18,738,000.60-28,107,000.90-15,549,354.60

Finding the Fourth Proportional to 18,738,000.60, 28,107,000.90 and 15,549,354.60

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Solution

The fourth proportional to 18,738,000.60, 28,107,000.90 and 15,549,354.60 is: 23,324,031.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,738,000.60 : 28,107,000.90 = 15,549,354.60 : x
  2. Step 2: Convert to fraction form
    18,738,000.60/28,107,000.90 = 15,549,354.60/x
  3. Step 3: Cross multiply
    18,738,000.60x = 28,107,000.90 × 15,549,354.60
  4. Step 4: Simplify right side
    18,738,000.60x = 437,045,723,736,619.12
  5. Step 5: Solve for x
    x = 437,045,723,736,619.12/18,738,000.60
  6. Step 6: Final answer
    x = 23,324,031.90

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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.