Home / 8,186,825.28-12,280,266.72-2,507,024.64

Finding the Fourth Proportional to 8,186,825.28, 12,280,266.72 and 2,507,024.64

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Solution

The fourth proportional to 8,186,825.28, 12,280,266.72 and 2,507,024.64 is: 3,760,545.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,186,825.28 : 12,280,266.72 = 2,507,024.64 : x
  2. Step 2: Convert to fraction form
    8,186,825.28/12,280,266.72 = 2,507,024.64/x
  3. Step 3: Cross multiply
    8,186,825.28x = 12,280,266.72 × 2,507,024.64
  4. Step 4: Simplify right side
    8,186,825.28x = 30,786,931,252,811.98
  5. Step 5: Solve for x
    x = 30,786,931,252,811.98/8,186,825.28
  6. Step 6: Final answer
    x = 3,760,545.78

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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.