Home / 6,318,833.18-8,719,963.52-3,418,216.89

Finding the Fourth Proportional to 6,318,833.18, 8,719,963.52 and 3,418,216.89

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Solution

The fourth proportional to 6,318,833.18, 8,719,963.52 and 3,418,216.89 is: 4,717,125.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,318,833.18 : 8,719,963.52 = 3,418,216.89 : x
  2. Step 2: Convert to fraction form
    6,318,833.18/8,719,963.52 = 3,418,216.89/x
  3. Step 3: Cross multiply
    6,318,833.18x = 8,719,963.52 × 3,418,216.89
  4. Step 4: Simplify right side
    6,318,833.18x = 29,806,726,567,156.77
  5. Step 5: Solve for x
    x = 29,806,726,567,156.77/6,318,833.18
  6. Step 6: Final answer
    x = 4,717,125.10

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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.