Home / 10,612,861.18-14,641,495.96-6,691,327.78

Finding the Fourth Proportional to 10,612,861.18, 14,641,495.96 and 6,691,327.78

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Solution

The fourth proportional to 10,612,861.18, 14,641,495.96 and 6,691,327.78 is: 9,231,351.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,612,861.18 : 14,641,495.96 = 6,691,327.78 : x
  2. Step 2: Convert to fraction form
    10,612,861.18/14,641,495.96 = 6,691,327.78/x
  3. Step 3: Cross multiply
    10,612,861.18x = 14,641,495.96 × 6,691,327.78
  4. Step 4: Simplify right side
    10,612,861.18x = 97,971,048,657,905.78
  5. Step 5: Solve for x
    x = 97,971,048,657,905.78/10,612,861.18
  6. Step 6: Final answer
    x = 9,231,351.19

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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.