Home / 10,861,863-16,294,892.58-4,129,753.56

Finding the Fourth Proportional to 10,861,863, 16,294,892.58 and 4,129,753.56

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Solution

The fourth proportional to 10,861,863, 16,294,892.58 and 4,129,753.56 is: 6,195,428.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,861,863 : 16,294,892.58 = 4,129,753.56 : x
  2. Step 2: Convert to fraction form
    10,861,863/16,294,892.58 = 4,129,753.56/x
  3. Step 3: Cross multiply
    10,861,863x = 16,294,892.58 × 4,129,753.56
  4. Step 4: Simplify right side
    10,861,863x = 67,293,890,642,072.59
  5. Step 5: Solve for x
    x = 67,293,890,642,072.59/10,861,863
  6. Step 6: Final answer
    x = 6,195,428.04

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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.