Home / 10,867,714.12-14,991,200.40-6,786,247.24

Finding the Fourth Proportional to 10,867,714.12, 14,991,200.40 and 6,786,247.24

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Solution

The fourth proportional to 10,867,714.12, 14,991,200.40 and 6,786,247.24 is: 9,361,121.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,867,714.12 : 14,991,200.40 = 6,786,247.24 : x
  2. Step 2: Convert to fraction form
    10,867,714.12/14,991,200.40 = 6,786,247.24/x
  3. Step 3: Cross multiply
    10,867,714.12x = 14,991,200.40 × 6,786,247.24
  4. Step 4: Simplify right side
    10,867,714.12x = 101,733,992,338,786.91
  5. Step 5: Solve for x
    x = 101,733,992,338,786.91/10,867,714.12
  6. Step 6: Final answer
    x = 9,361,121.50

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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.