Home / 18,443,733.40-27,665,600.10-13,058,464.60

Finding the Fourth Proportional to 18,443,733.40, 27,665,600.10 and 13,058,464.60

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Solution

The fourth proportional to 18,443,733.40, 27,665,600.10 and 13,058,464.60 is: 19,587,696.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,443,733.40 : 27,665,600.10 = 13,058,464.60 : x
  2. Step 2: Convert to fraction form
    18,443,733.40/27,665,600.10 = 13,058,464.60/x
  3. Step 3: Cross multiply
    18,443,733.40x = 27,665,600.10 × 13,058,464.60
  4. Step 4: Simplify right side
    18,443,733.40x = 361,270,259,543,606.50
  5. Step 5: Solve for x
    x = 361,270,259,543,606.50/18,443,733.40
  6. Step 6: Final answer
    x = 19,587,696.90

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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.