Home / 13,727,255.80-18,943,605.69-7,532,343.22

Finding the Fourth Proportional to 13,727,255.80, 18,943,605.69 and 7,532,343.22

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Solution

The fourth proportional to 13,727,255.80, 18,943,605.69 and 7,532,343.22 is: 10,394,629.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,727,255.80 : 18,943,605.69 = 7,532,343.22 : x
  2. Step 2: Convert to fraction form
    13,727,255.80/18,943,605.69 = 7,532,343.22/x
  3. Step 3: Cross multiply
    13,727,255.80x = 18,943,605.69 × 7,532,343.22
  4. Step 4: Simplify right side
    13,727,255.80x = 142,689,739,786,706.91
  5. Step 5: Solve for x
    x = 142,689,739,786,706.91/13,727,255.80
  6. Step 6: Final answer
    x = 10,394,629.63

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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.