Home / 9,235,879.52-12,746,079.60-5,161,823.84

Finding the Fourth Proportional to 9,235,879.52, 12,746,079.60 and 5,161,823.84

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Solution

The fourth proportional to 9,235,879.52, 12,746,079.60 and 5,161,823.84 is: 7,123,633.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,235,879.52 : 12,746,079.60 = 5,161,823.84 : x
  2. Step 2: Convert to fraction form
    9,235,879.52/12,746,079.60 = 5,161,823.84/x
  3. Step 3: Cross multiply
    9,235,879.52x = 12,746,079.60 × 5,161,823.84
  4. Step 4: Simplify right side
    9,235,879.52x = 65,793,017,545,817.66
  5. Step 5: Solve for x
    x = 65,793,017,545,817.66/9,235,879.52
  6. Step 6: Final answer
    x = 7,123,633.15

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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.