Home / 12,097,049.30-18,126,911.55-10,492,082.90

Finding the Fourth Proportional to 12,097,049.30, 18,126,911.55 and 10,492,082.90

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Solution

The fourth proportional to 12,097,049.30, 18,126,911.55 and 10,492,082.90 is: 15,721,937.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,097,049.30 : 18,126,911.55 = 10,492,082.90 : x
  2. Step 2: Convert to fraction form
    12,097,049.30/18,126,911.55 = 10,492,082.90/x
  3. Step 3: Cross multiply
    12,097,049.30x = 18,126,911.55 × 10,492,082.90
  4. Step 4: Simplify right side
    12,097,049.30x = 190,189,058,703,567.50
  5. Step 5: Solve for x
    x = 190,189,058,703,567.50/12,097,049.30
  6. Step 6: Final answer
    x = 15,721,937.97

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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.