Home / 14,619,591.77-20,168,703.60-8,815,148.88

Finding the Fourth Proportional to 14,619,591.77, 20,168,703.60 and 8,815,148.88

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Solution

The fourth proportional to 14,619,591.77, 20,168,703.60 and 8,815,148.88 is: 12,161,086.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,619,591.77 : 20,168,703.60 = 8,815,148.88 : x
  2. Step 2: Convert to fraction form
    14,619,591.77/20,168,703.60 = 8,815,148.88/x
  3. Step 3: Cross multiply
    14,619,591.77x = 20,168,703.60 × 8,815,148.88
  4. Step 4: Simplify right side
    14,619,591.77x = 177,790,124,950,592
  5. Step 5: Solve for x
    x = 177,790,124,950,592/14,619,591.77
  6. Step 6: Final answer
    x = 12,161,086.83

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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.