Home / 10,676,736.36-14,733,909.72-5,781,966.30

Finding the Fourth Proportional to 10,676,736.36, 14,733,909.72 and 5,781,966.30

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Solution

The fourth proportional to 10,676,736.36, 14,733,909.72 and 5,781,966.30 is: 7,979,120.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,676,736.36 : 14,733,909.72 = 5,781,966.30 : x
  2. Step 2: Convert to fraction form
    10,676,736.36/14,733,909.72 = 5,781,966.30/x
  3. Step 3: Cross multiply
    10,676,736.36x = 14,733,909.72 × 5,781,966.30
  4. Step 4: Simplify right side
    10,676,736.36x = 85,190,969,468,282.44
  5. Step 5: Solve for x
    x = 85,190,969,468,282.44/10,676,736.36
  6. Step 6: Final answer
    x = 7,979,120.83

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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.