Home / 9,135,257.29-12,605,637.95-5,059,855.69

Finding the Fourth Proportional to 9,135,257.29, 12,605,637.95 and 5,059,855.69

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Solution

The fourth proportional to 9,135,257.29, 12,605,637.95 and 5,059,855.69 is: 6,982,037.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,135,257.29 : 12,605,637.95 = 5,059,855.69 : x
  2. Step 2: Convert to fraction form
    9,135,257.29/12,605,637.95 = 5,059,855.69/x
  3. Step 3: Cross multiply
    9,135,257.29x = 12,605,637.95 × 5,059,855.69
  4. Step 4: Simplify right side
    9,135,257.29x = 63,782,708,907,387.44
  5. Step 5: Solve for x
    x = 63,782,708,907,387.44/9,135,257.29
  6. Step 6: Final answer
    x = 6,982,037.49

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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.