Home / 13,510,179.25-20,262,229.86-6,216,642.83

Finding the Fourth Proportional to 13,510,179.25, 20,262,229.86 and 6,216,642.83

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Solution

The fourth proportional to 13,510,179.25, 20,262,229.86 and 6,216,642.83 is: 9,323,565.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,510,179.25 : 20,262,229.86 = 6,216,642.83 : x
  2. Step 2: Convert to fraction form
    13,510,179.25/20,262,229.86 = 6,216,642.83/x
  3. Step 3: Cross multiply
    13,510,179.25x = 20,262,229.86 × 6,216,642.83
  4. Step 4: Simplify right side
    13,510,179.25x = 125,963,045,978,980.91
  5. Step 5: Solve for x
    x = 125,963,045,978,980.91/13,510,179.25
  6. Step 6: Final answer
    x = 9,323,565.86

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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.