Home / 8,160,908.10-12,230,864.55-4,962,639.30

Finding the Fourth Proportional to 8,160,908.10, 12,230,864.55 and 4,962,639.30

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Solution

The fourth proportional to 8,160,908.10, 12,230,864.55 and 4,962,639.30 is: 7,437,575.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,160,908.10 : 12,230,864.55 = 4,962,639.30 : x
  2. Step 2: Convert to fraction form
    8,160,908.10/12,230,864.55 = 4,962,639.30/x
  3. Step 3: Cross multiply
    8,160,908.10x = 12,230,864.55 × 4,962,639.30
  4. Step 4: Simplify right side
    8,160,908.10x = 60,697,369,088,806.82
  5. Step 5: Solve for x
    x = 60,697,369,088,806.82/8,160,908.10
  6. Step 6: Final answer
    x = 7,437,575.37

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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.