Home / 13,452,820.33-18,565,479.92-7,572,833.61

Finding the Fourth Proportional to 13,452,820.33, 18,565,479.92 and 7,572,833.61

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Solution

The fourth proportional to 13,452,820.33, 18,565,479.92 and 7,572,833.61 is: 10,450,841.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,452,820.33 : 18,565,479.92 = 7,572,833.61 : x
  2. Step 2: Convert to fraction form
    13,452,820.33/18,565,479.92 = 7,572,833.61/x
  3. Step 3: Cross multiply
    13,452,820.33x = 18,565,479.92 × 7,572,833.61
  4. Step 4: Simplify right side
    13,452,820.33x = 140,593,290,323,956.12
  5. Step 5: Solve for x
    x = 140,593,290,323,956.12/13,452,820.33
  6. Step 6: Final answer
    x = 10,450,841.30

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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.