Home / 10,305,425.36-14,198,091-7,974,301.52

Finding the Fourth Proportional to 10,305,425.36, 14,198,091 and 7,974,301.52

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Solution

The fourth proportional to 10,305,425.36, 14,198,091 and 7,974,301.52 is: 10,986,432.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,305,425.36 : 14,198,091 = 7,974,301.52 : x
  2. Step 2: Convert to fraction form
    10,305,425.36/14,198,091 = 7,974,301.52/x
  3. Step 3: Cross multiply
    10,305,425.36x = 14,198,091 × 7,974,301.52
  4. Step 4: Simplify right side
    10,305,425.36x = 113,219,858,642,398.31
  5. Step 5: Solve for x
    x = 113,219,858,642,398.31/10,305,425.36
  6. Step 6: Final answer
    x = 10,986,432.36

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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.