Home / 11,689,518.57-16,132,033.80-6,532,879.92

Finding the Fourth Proportional to 11,689,518.57, 16,132,033.80 and 6,532,879.92

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Solution

The fourth proportional to 11,689,518.57, 16,132,033.80 and 6,532,879.92 is: 9,015,652.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,689,518.57 : 16,132,033.80 = 6,532,879.92 : x
  2. Step 2: Convert to fraction form
    11,689,518.57/16,132,033.80 = 6,532,879.92/x
  3. Step 3: Cross multiply
    11,689,518.57x = 16,132,033.80 × 6,532,879.92
  4. Step 4: Simplify right side
    11,689,518.57x = 105,388,639,680,781.30
  5. Step 5: Solve for x
    x = 105,388,639,680,781.30/11,689,518.57
  6. Step 6: Final answer
    x = 9,015,652.70

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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.