Home / 20,180,842.41-27,850,468.05-11,363,325.89

Finding the Fourth Proportional to 20,180,842.41, 27,850,468.05 and 11,363,325.89

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Solution

The fourth proportional to 20,180,842.41, 27,850,468.05 and 11,363,325.89 is: 15,681,899.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,180,842.41 : 27,850,468.05 = 11,363,325.89 : x
  2. Step 2: Convert to fraction form
    20,180,842.41/27,850,468.05 = 11,363,325.89/x
  3. Step 3: Cross multiply
    20,180,842.41x = 27,850,468.05 × 11,363,325.89
  4. Step 4: Simplify right side
    20,180,842.41x = 316,473,944,584,366.25
  5. Step 5: Solve for x
    x = 316,473,944,584,366.25/20,180,842.41
  6. Step 6: Final answer
    x = 15,681,899.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.