Home / 9,808,236.57-14,691,335.85-7,977,913.59

Finding the Fourth Proportional to 9,808,236.57, 14,691,335.85 and 7,977,913.59

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Solution

The fourth proportional to 9,808,236.57, 14,691,335.85 and 7,977,913.59 is: 11,949,773.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,808,236.57 : 14,691,335.85 = 7,977,913.59 : x
  2. Step 2: Convert to fraction form
    9,808,236.57/14,691,335.85 = 7,977,913.59/x
  3. Step 3: Cross multiply
    9,808,236.57x = 14,691,335.85 × 7,977,913.59
  4. Step 4: Simplify right side
    9,808,236.57x = 117,206,207,932,969.20
  5. Step 5: Solve for x
    x = 117,206,207,932,969.20/9,808,236.57
  6. Step 6: Final answer
    x = 11,949,773.75

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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.