Home / 7,256,496.09-10,013,835-3,948,677.49

Finding the Fourth Proportional to 7,256,496.09, 10,013,835 and 3,948,677.49

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Solution

The fourth proportional to 7,256,496.09, 10,013,835 and 3,948,677.49 is: 5,449,104.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,256,496.09 : 10,013,835 = 3,948,677.49 : x
  2. Step 2: Convert to fraction form
    7,256,496.09/10,013,835 = 3,948,677.49/x
  3. Step 3: Cross multiply
    7,256,496.09x = 10,013,835 × 3,948,677.49
  4. Step 4: Simplify right side
    7,256,496.09x = 39,541,404,853,074.15
  5. Step 5: Solve for x
    x = 39,541,404,853,074.15/7,256,496.09
  6. Step 6: Final answer
    x = 5,449,104.41

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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.