Home / 10,571,137.20-15,833,086.20-8,681,569.20

Finding the Fourth Proportional to 10,571,137.20, 15,833,086.20 and 8,681,569.20

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Solution

The fourth proportional to 10,571,137.20, 15,833,086.20 and 8,681,569.20 is: 13,002,956.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,571,137.20 : 15,833,086.20 = 8,681,569.20 : x
  2. Step 2: Convert to fraction form
    10,571,137.20/15,833,086.20 = 8,681,569.20/x
  3. Step 3: Cross multiply
    10,571,137.20x = 15,833,086.20 × 8,681,569.20
  4. Step 4: Simplify right side
    10,571,137.20x = 137,456,033,494,865.02
  5. Step 5: Solve for x
    x = 137,456,033,494,865.02/10,571,137.20
  6. Step 6: Final answer
    x = 13,002,956.15

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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.