Home / 12,563,681.82-17,338,301.90-6,982,163.54

Finding the Fourth Proportional to 12,563,681.82, 17,338,301.90 and 6,982,163.54

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Solution

The fourth proportional to 12,563,681.82, 17,338,301.90 and 6,982,163.54 is: 9,635,619.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,563,681.82 : 17,338,301.90 = 6,982,163.54 : x
  2. Step 2: Convert to fraction form
    12,563,681.82/17,338,301.90 = 6,982,163.54/x
  3. Step 3: Cross multiply
    12,563,681.82x = 17,338,301.90 × 6,982,163.54
  4. Step 4: Simplify right side
    12,563,681.82x = 121,058,859,341,292.14
  5. Step 5: Solve for x
    x = 121,058,859,341,292.14/12,563,681.82
  6. Step 6: Final answer
    x = 9,635,619.65

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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.