Home / 8,169,991.10-12,254,986.65-2,186,359.10

Finding the Fourth Proportional to 8,169,991.10, 12,254,986.65 and 2,186,359.10

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Solution

The fourth proportional to 8,169,991.10, 12,254,986.65 and 2,186,359.10 is: 3,279,538.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,169,991.10 : 12,254,986.65 = 2,186,359.10 : x
  2. Step 2: Convert to fraction form
    8,169,991.10/12,254,986.65 = 2,186,359.10/x
  3. Step 3: Cross multiply
    8,169,991.10x = 12,254,986.65 × 2,186,359.10
  4. Step 4: Simplify right side
    8,169,991.10x = 26,793,801,582,606.02
  5. Step 5: Solve for x
    x = 26,793,801,582,606.02/8,169,991.10
  6. Step 6: Final answer
    x = 3,279,538.65

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Similar ratio
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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.