Home / 13,047,446.66-18,003,314.33-7,541,335.17

Finding the Fourth Proportional to 13,047,446.66, 18,003,314.33 and 7,541,335.17

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Solution

The fourth proportional to 13,047,446.66, 18,003,314.33 and 7,541,335.17 is: 10,405,792.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,047,446.66 : 18,003,314.33 = 7,541,335.17 : x
  2. Step 2: Convert to fraction form
    13,047,446.66/18,003,314.33 = 7,541,335.17/x
  3. Step 3: Cross multiply
    13,047,446.66x = 18,003,314.33 × 7,541,335.17
  4. Step 4: Simplify right side
    13,047,446.66x = 135,769,027,495,687.30
  5. Step 5: Solve for x
    x = 135,769,027,495,687.30/13,047,446.66
  6. Step 6: Final answer
    x = 10,405,792.88

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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.