Home / 18,338,805.15-27,508,207.73-9,835,749.15

Finding the Fourth Proportional to 18,338,805.15, 27,508,207.73 and 9,835,749.15

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Solution

The fourth proportional to 18,338,805.15, 27,508,207.73 and 9,835,749.15 is: 14,753,623.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,338,805.15 : 27,508,207.73 = 9,835,749.15 : x
  2. Step 2: Convert to fraction form
    18,338,805.15/27,508,207.73 = 9,835,749.15/x
  3. Step 3: Cross multiply
    18,338,805.15x = 27,508,207.73 × 9,835,749.15
  4. Step 4: Simplify right side
    18,338,805.15x = 270,563,830,749,192.22
  5. Step 5: Solve for x
    x = 270,563,830,749,192.22/18,338,805.15
  6. Step 6: Final answer
    x = 14,753,623.73

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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.