Home / 12,126,213.40-18,191,847.30-4,041,700.60

Finding the Fourth Proportional to 12,126,213.40, 18,191,847.30 and 4,041,700.60

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Solution

The fourth proportional to 12,126,213.40, 18,191,847.30 and 4,041,700.60 is: 6,063,393.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,126,213.40 : 18,191,847.30 = 4,041,700.60 : x
  2. Step 2: Convert to fraction form
    12,126,213.40/18,191,847.30 = 4,041,700.60/x
  3. Step 3: Cross multiply
    12,126,213.40x = 18,191,847.30 × 4,041,700.60
  4. Step 4: Simplify right side
    12,126,213.40x = 73,526,000,147,518.39
  5. Step 5: Solve for x
    x = 73,526,000,147,518.39/12,126,213.40
  6. Step 6: Final answer
    x = 6,063,393.22

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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.