Home / 9,768,348.26-13,481,127.60-5,418,836.90

Finding the Fourth Proportional to 9,768,348.26, 13,481,127.60 and 5,418,836.90

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Solution

The fourth proportional to 9,768,348.26, 13,481,127.60 and 5,418,836.90 is: 7,478,442.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,768,348.26 : 13,481,127.60 = 5,418,836.90 : x
  2. Step 2: Convert to fraction form
    9,768,348.26/13,481,127.60 = 5,418,836.90/x
  3. Step 3: Cross multiply
    9,768,348.26x = 13,481,127.60 × 5,418,836.90
  4. Step 4: Simplify right side
    9,768,348.26x = 73,052,031,692,488.44
  5. Step 5: Solve for x
    x = 73,052,031,692,488.44/9,768,348.26
  6. Step 6: Final answer
    x = 7,478,442.59

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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.