Home / 15,728,059.20-23,544,849.60-9,335,020.80

Finding the Fourth Proportional to 15,728,059.20, 23,544,849.60 and 9,335,020.80

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Solution

The fourth proportional to 15,728,059.20, 23,544,849.60 and 9,335,020.80 is: 13,974,493.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,728,059.20 : 23,544,849.60 = 9,335,020.80 : x
  2. Step 2: Convert to fraction form
    15,728,059.20/23,544,849.60 = 9,335,020.80/x
  3. Step 3: Cross multiply
    15,728,059.20x = 23,544,849.60 × 9,335,020.80
  4. Step 4: Simplify right side
    15,728,059.20x = 219,791,660,748,871.72
  5. Step 5: Solve for x
    x = 219,791,660,748,871.72/15,728,059.20
  6. Step 6: Final answer
    x = 13,974,493.48

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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.