Home / 28,764,024.52-43,140,217.74-10,561,972.36

Finding the Fourth Proportional to 28,764,024.52, 43,140,217.74 and 10,561,972.36

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Solution

The fourth proportional to 28,764,024.52, 43,140,217.74 and 10,561,972.36 is: 15,840,821.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,764,024.52 : 43,140,217.74 = 10,561,972.36 : x
  2. Step 2: Convert to fraction form
    28,764,024.52/43,140,217.74 = 10,561,972.36/x
  3. Step 3: Cross multiply
    28,764,024.52x = 43,140,217.74 × 10,561,972.36
  4. Step 4: Simplify right side
    28,764,024.52x = 455,645,787,374,261.69
  5. Step 5: Solve for x
    x = 455,645,787,374,261.69/28,764,024.52
  6. Step 6: Final answer
    x = 15,840,821.82

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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.