Home / 42,661,850.76-63,962,209.17-18,071,434.44

Finding the Fourth Proportional to 42,661,850.76, 63,962,209.17 and 18,071,434.44

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Solution

The fourth proportional to 42,661,850.76, 63,962,209.17 and 18,071,434.44 is: 27,094,203.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,661,850.76 : 63,962,209.17 = 18,071,434.44 : x
  2. Step 2: Convert to fraction form
    42,661,850.76/63,962,209.17 = 18,071,434.44/x
  3. Step 3: Cross multiply
    42,661,850.76x = 63,962,209.17 × 18,071,434.44
  4. Step 4: Simplify right side
    42,661,850.76x = 1,155,888,869,653,222
  5. Step 5: Solve for x
    x = 1,155,888,869,653,222/42,661,850.76
  6. Step 6: Final answer
    x = 27,094,203.58

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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.