Home / 23,435,821.82-32,334,437.65-15,162,780.10

Finding the Fourth Proportional to 23,435,821.82, 32,334,437.65 and 15,162,780.10

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Solution

The fourth proportional to 23,435,821.82, 32,334,437.65 and 15,162,780.10 is: 20,920,109.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,435,821.82 : 32,334,437.65 = 15,162,780.10 : x
  2. Step 2: Convert to fraction form
    23,435,821.82/32,334,437.65 = 15,162,780.10/x
  3. Step 3: Cross multiply
    23,435,821.82x = 32,334,437.65 × 15,162,780.10
  4. Step 4: Simplify right side
    23,435,821.82x = 490,279,967,744,110.75
  5. Step 5: Solve for x
    x = 490,279,967,744,110.75/23,435,821.82
  6. Step 6: Final answer
    x = 20,920,109.89

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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.