Home / 8,120,346.33-12,181,080.02-2,363,127.69

Finding the Fourth Proportional to 8,120,346.33, 12,181,080.02 and 2,363,127.69

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Solution

The fourth proportional to 8,120,346.33, 12,181,080.02 and 2,363,127.69 is: 3,544,854.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,120,346.33 : 12,181,080.02 = 2,363,127.69 : x
  2. Step 2: Convert to fraction form
    8,120,346.33/12,181,080.02 = 2,363,127.69/x
  3. Step 3: Cross multiply
    8,120,346.33x = 12,181,080.02 × 2,363,127.69
  4. Step 4: Simplify right side
    8,120,346.33x = 28,785,447,477,552.12
  5. Step 5: Solve for x
    x = 28,785,447,477,552.12/8,120,346.33
  6. Step 6: Final answer
    x = 3,544,854.65

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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.