Home / 8,134,691.36-12,202,108.56-2,069,429.51

Finding the Fourth Proportional to 8,134,691.36, 12,202,108.56 and 2,069,429.51

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Solution

The fourth proportional to 8,134,691.36, 12,202,108.56 and 2,069,429.51 is: 3,104,162.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,134,691.36 : 12,202,108.56 = 2,069,429.51 : x
  2. Step 2: Convert to fraction form
    8,134,691.36/12,202,108.56 = 2,069,429.51/x
  3. Step 3: Cross multiply
    8,134,691.36x = 12,202,108.56 × 2,069,429.51
  4. Step 4: Simplify right side
    8,134,691.36x = 25,251,403,538,287.61
  5. Step 5: Solve for x
    x = 25,251,403,538,287.61/8,134,691.36
  6. Step 6: Final answer
    x = 3,104,162.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.