Home / 15,172,340.10-22,758,510.15-9,113,912.70

Finding the Fourth Proportional to 15,172,340.10, 22,758,510.15 and 9,113,912.70

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Solution

The fourth proportional to 15,172,340.10, 22,758,510.15 and 9,113,912.70 is: 13,670,869.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,172,340.10 : 22,758,510.15 = 9,113,912.70 : x
  2. Step 2: Convert to fraction form
    15,172,340.10/22,758,510.15 = 9,113,912.70/x
  3. Step 3: Cross multiply
    15,172,340.10x = 22,758,510.15 × 9,113,912.70
  4. Step 4: Simplify right side
    15,172,340.10x = 207,419,074,689,163.88
  5. Step 5: Solve for x
    x = 207,419,074,689,163.88/15,172,340.10
  6. Step 6: Final answer
    x = 13,670,869.05

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1.5x scale

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.