Home / 18,729,014.18-28,093,521.28-5,265,842.18

Finding the Fourth Proportional to 18,729,014.18, 28,093,521.28 and 5,265,842.18

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Solution

The fourth proportional to 18,729,014.18, 28,093,521.28 and 5,265,842.18 is: 7,898,763.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,729,014.18 : 28,093,521.28 = 5,265,842.18 : x
  2. Step 2: Convert to fraction form
    18,729,014.18/28,093,521.28 = 5,265,842.18/x
  3. Step 3: Cross multiply
    18,729,014.18x = 28,093,521.28 × 5,265,842.18
  4. Step 4: Simplify right side
    18,729,014.18x = 147,936,049,314,622.38
  5. Step 5: Solve for x
    x = 147,936,049,314,622.38/18,729,014.18
  6. Step 6: Final answer
    x = 7,898,763.27

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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.