Home / 22,665,754.65-31,274,911.88-12,741,315.36

Finding the Fourth Proportional to 22,665,754.65, 31,274,911.88 and 12,741,315.36

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Solution

The fourth proportional to 22,665,754.65, 31,274,911.88 and 12,741,315.36 is: 17,580,862.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,665,754.65 : 31,274,911.88 = 12,741,315.36 : x
  2. Step 2: Convert to fraction form
    22,665,754.65/31,274,911.88 = 12,741,315.36/x
  3. Step 3: Cross multiply
    22,665,754.65x = 31,274,911.88 × 12,741,315.36
  4. Step 4: Simplify right side
    22,665,754.65x = 398,483,515,055,583.88
  5. Step 5: Solve for x
    x = 398,483,515,055,583.88/22,665,754.65
  6. Step 6: Final answer
    x = 17,580,862.46

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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.