Home / 25,190,310.75-34,753,929.21-15,270,374.01

Finding the Fourth Proportional to 25,190,310.75, 34,753,929.21 and 15,270,374.01

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Solution

The fourth proportional to 25,190,310.75, 34,753,929.21 and 15,270,374.01 is: 21,067,842.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,190,310.75 : 34,753,929.21 = 15,270,374.01 : x
  2. Step 2: Convert to fraction form
    25,190,310.75/34,753,929.21 = 15,270,374.01/x
  3. Step 3: Cross multiply
    25,190,310.75x = 34,753,929.21 × 15,270,374.01
  4. Step 4: Simplify right side
    25,190,310.75x = 530,705,497,353,763.81
  5. Step 5: Solve for x
    x = 530,705,497,353,763.81/25,190,310.75
  6. Step 6: Final answer
    x = 21,067,842.42

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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.