Home / 18,171,291.40-27,256,937.10-11,452,827.40

Finding the Fourth Proportional to 18,171,291.40, 27,256,937.10 and 11,452,827.40

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Solution

The fourth proportional to 18,171,291.40, 27,256,937.10 and 11,452,827.40 is: 17,179,241.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,171,291.40 : 27,256,937.10 = 11,452,827.40 : x
  2. Step 2: Convert to fraction form
    18,171,291.40/27,256,937.10 = 11,452,827.40/x
  3. Step 3: Cross multiply
    18,171,291.40x = 27,256,937.10 × 11,452,827.40
  4. Step 4: Simplify right side
    18,171,291.40x = 312,168,996,058,956.56
  5. Step 5: Solve for x
    x = 312,168,996,058,956.56/18,171,291.40
  6. Step 6: Final answer
    x = 17,179,241.10

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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.