Home / 6,343,333.12-8,753,862.72-3,442,749.76

Finding the Fourth Proportional to 6,343,333.12, 8,753,862.72 and 3,442,749.76

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Solution

The fourth proportional to 6,343,333.12, 8,753,862.72 and 3,442,749.76 is: 4,751,028.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,343,333.12 : 8,753,862.72 = 3,442,749.76 : x
  2. Step 2: Convert to fraction form
    6,343,333.12/8,753,862.72 = 3,442,749.76/x
  3. Step 3: Cross multiply
    6,343,333.12x = 8,753,862.72 × 3,442,749.76
  4. Step 4: Simplify right side
    6,343,333.12x = 30,137,358,778,352.95
  5. Step 5: Solve for x
    x = 30,137,358,778,352.95/6,343,333.12
  6. Step 6: Final answer
    x = 4,751,028.87

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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.