Home / 15,986,301.30-22,061,080.23-8,644,116.86

Finding the Fourth Proportional to 15,986,301.30, 22,061,080.23 and 8,644,116.86

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Solution

The fourth proportional to 15,986,301.30, 22,061,080.23 and 8,644,116.86 is: 11,928,872.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,986,301.30 : 22,061,080.23 = 8,644,116.86 : x
  2. Step 2: Convert to fraction form
    15,986,301.30/22,061,080.23 = 8,644,116.86/x
  3. Step 3: Cross multiply
    15,986,301.30x = 22,061,080.23 × 8,644,116.86
  4. Step 4: Simplify right side
    15,986,301.30x = 190,698,555,455,650.28
  5. Step 5: Solve for x
    x = 190,698,555,455,650.28/15,986,301.30
  6. Step 6: Final answer
    x = 11,928,872.84

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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.