Home / 9,377,422.36-12,941,385.20-5,247,417.44

Finding the Fourth Proportional to 9,377,422.36, 12,941,385.20 and 5,247,417.44

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Solution

The fourth proportional to 9,377,422.36, 12,941,385.20 and 5,247,417.44 is: 7,241,739.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,377,422.36 : 12,941,385.20 = 5,247,417.44 : x
  2. Step 2: Convert to fraction form
    9,377,422.36/12,941,385.20 = 5,247,417.44/x
  3. Step 3: Cross multiply
    9,377,422.36x = 12,941,385.20 × 5,247,417.44
  4. Step 4: Simplify right side
    9,377,422.36x = 67,908,850,396,237.89
  5. Step 5: Solve for x
    x = 67,908,850,396,237.89/9,377,422.36
  6. Step 6: Final answer
    x = 7,241,739.55

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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.