Home / 18,440,002.90-27,680,999.55-10,871,233.30

Finding the Fourth Proportional to 18,440,002.90, 27,680,999.55 and 10,871,233.30

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Solution

The fourth proportional to 18,440,002.90, 27,680,999.55 and 10,871,233.30 is: 16,319,227.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,440,002.90 : 27,680,999.55 = 10,871,233.30 : x
  2. Step 2: Convert to fraction form
    18,440,002.90/27,680,999.55 = 10,871,233.30/x
  3. Step 3: Cross multiply
    18,440,002.90x = 27,680,999.55 × 10,871,233.30
  4. Step 4: Simplify right side
    18,440,002.90x = 300,926,604,085,245.06
  5. Step 5: Solve for x
    x = 300,926,604,085,245.06/18,440,002.90
  6. Step 6: Final answer
    x = 16,319,227.59

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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.