Home / 9,191,168.40-13,786,827.60-3,127,278.24

Finding the Fourth Proportional to 9,191,168.40, 13,786,827.60 and 3,127,278.24

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Solution

The fourth proportional to 9,191,168.40, 13,786,827.60 and 3,127,278.24 is: 4,690,942.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,191,168.40 : 13,786,827.60 = 3,127,278.24 : x
  2. Step 2: Convert to fraction form
    9,191,168.40/13,786,827.60 = 3,127,278.24/x
  3. Step 3: Cross multiply
    9,191,168.40x = 13,786,827.60 × 3,127,278.24
  4. Step 4: Simplify right side
    9,191,168.40x = 43,115,245,952,111.43
  5. Step 5: Solve for x
    x = 43,115,245,952,111.43/9,191,168.40
  6. Step 6: Final answer
    x = 4,690,942.88

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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.