Home / 18,541,497.60-27,814,870.80-5,760,669.60

Finding the Fourth Proportional to 18,541,497.60, 27,814,870.80 and 5,760,669.60

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Solution

The fourth proportional to 18,541,497.60, 27,814,870.80 and 5,760,669.60 is: 8,641,819.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,541,497.60 : 27,814,870.80 = 5,760,669.60 : x
  2. Step 2: Convert to fraction form
    18,541,497.60/27,814,870.80 = 5,760,669.60/x
  3. Step 3: Cross multiply
    18,541,497.60x = 27,814,870.80 × 5,760,669.60
  4. Step 4: Simplify right side
    18,541,497.60x = 160,232,280,645,487.69
  5. Step 5: Solve for x
    x = 160,232,280,645,487.69/18,541,497.60
  6. Step 6: Final answer
    x = 8,641,819.78

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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.