Home / 25,489,819.80-38,229,416.10-9,323,386.20

Finding the Fourth Proportional to 25,489,819.80, 38,229,416.10 and 9,323,386.20

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Solution

The fourth proportional to 25,489,819.80, 38,229,416.10 and 9,323,386.20 is: 13,983,135.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,489,819.80 : 38,229,416.10 = 9,323,386.20 : x
  2. Step 2: Convert to fraction form
    25,489,819.80/38,229,416.10 = 9,323,386.20/x
  3. Step 3: Cross multiply
    25,489,819.80x = 38,229,416.10 × 9,323,386.20
  4. Step 4: Simplify right side
    25,489,819.80x = 356,427,610,500,797.81
  5. Step 5: Solve for x
    x = 356,427,610,500,797.81/25,489,819.80
  6. Step 6: Final answer
    x = 13,983,135.75

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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.