Home / 8,007,169.92-12,011,114.16-2,616,148.80

Finding the Fourth Proportional to 8,007,169.92, 12,011,114.16 and 2,616,148.80

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Solution

The fourth proportional to 8,007,169.92, 12,011,114.16 and 2,616,148.80 is: 3,924,340.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,007,169.92 : 12,011,114.16 = 2,616,148.80 : x
  2. Step 2: Convert to fraction form
    8,007,169.92/12,011,114.16 = 2,616,148.80/x
  3. Step 3: Cross multiply
    8,007,169.92x = 12,011,114.16 × 2,616,148.80
  4. Step 4: Simplify right side
    8,007,169.92x = 31,422,861,896,347.01
  5. Step 5: Solve for x
    x = 31,422,861,896,347.01/8,007,169.92
  6. Step 6: Final answer
    x = 3,924,340.59

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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.