Home / 18,169,036.22-27,257,605.23-5,214,177.02

Finding the Fourth Proportional to 18,169,036.22, 27,257,605.23 and 5,214,177.02

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Solution

The fourth proportional to 18,169,036.22, 27,257,605.23 and 5,214,177.02 is: 7,822,428.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,169,036.22 : 27,257,605.23 = 5,214,177.02 : x
  2. Step 2: Convert to fraction form
    18,169,036.22/27,257,605.23 = 5,214,177.02/x
  3. Step 3: Cross multiply
    18,169,036.22x = 27,257,605.23 × 5,214,177.02
  4. Step 4: Simplify right side
    18,169,036.22x = 142,125,978,674,209.78
  5. Step 5: Solve for x
    x = 142,125,978,674,209.78/18,169,036.22
  6. Step 6: Final answer
    x = 7,822,428.06

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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.