Home / 8,125,581.13-12,184,828.31-3,073,348.69

Finding the Fourth Proportional to 8,125,581.13, 12,184,828.31 and 3,073,348.69

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Solution

The fourth proportional to 8,125,581.13, 12,184,828.31 and 3,073,348.69 is: 4,608,682.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,125,581.13 : 12,184,828.31 = 3,073,348.69 : x
  2. Step 2: Convert to fraction form
    8,125,581.13/12,184,828.31 = 3,073,348.69/x
  3. Step 3: Cross multiply
    8,125,581.13x = 12,184,828.31 × 3,073,348.69
  4. Step 4: Simplify right side
    8,125,581.13x = 37,448,226,101,634.72
  5. Step 5: Solve for x
    x = 37,448,226,101,634.72/8,125,581.13
  6. Step 6: Final answer
    x = 4,608,682.81

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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.