Home / 28,948,265.60-43,359,412.80-17,568,867.20

Finding the Fourth Proportional to 28,948,265.60, 43,359,412.80 and 17,568,867.20

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Solution

The fourth proportional to 28,948,265.60, 43,359,412.80 and 17,568,867.20 is: 26,315,074.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,948,265.60 : 43,359,412.80 = 17,568,867.20 : x
  2. Step 2: Convert to fraction form
    28,948,265.60/43,359,412.80 = 17,568,867.20/x
  3. Step 3: Cross multiply
    28,948,265.60x = 43,359,412.80 × 17,568,867.20
  4. Step 4: Simplify right side
    28,948,265.60x = 761,775,765,353,180.12
  5. Step 5: Solve for x
    x = 761,775,765,353,180.12/28,948,265.60
  6. Step 6: Final answer
    x = 26,315,074.48

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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.