Home / 9,086,659.76-12,540,947.64-5,827,154.96

Finding the Fourth Proportional to 9,086,659.76, 12,540,947.64 and 5,827,154.96

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Solution

The fourth proportional to 9,086,659.76, 12,540,947.64 and 5,827,154.96 is: 8,042,344.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,086,659.76 : 12,540,947.64 = 5,827,154.96 : x
  2. Step 2: Convert to fraction form
    9,086,659.76/12,540,947.64 = 5,827,154.96/x
  3. Step 3: Cross multiply
    9,086,659.76x = 12,540,947.64 × 5,827,154.96
  4. Step 4: Simplify right side
    9,086,659.76x = 73,078,045,243,526.30
  5. Step 5: Solve for x
    x = 73,078,045,243,526.30/9,086,659.76
  6. Step 6: Final answer
    x = 8,042,344.18

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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.