Home / 10,677,476.56-16,016,961.82-4,287,728.76

Finding the Fourth Proportional to 10,677,476.56, 16,016,961.82 and 4,287,728.76

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Solution

The fourth proportional to 10,677,476.56, 16,016,961.82 and 4,287,728.76 is: 6,431,893.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,677,476.56 : 16,016,961.82 = 4,287,728.76 : x
  2. Step 2: Convert to fraction form
    10,677,476.56/16,016,961.82 = 4,287,728.76/x
  3. Step 3: Cross multiply
    10,677,476.56x = 16,016,961.82 × 4,287,728.76
  4. Step 4: Simplify right side
    10,677,476.56x = 68,676,387,843,435.94
  5. Step 5: Solve for x
    x = 68,676,387,843,435.94/10,677,476.56
  6. Step 6: Final answer
    x = 6,431,893.10

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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.