Home / 15,578,388.62-23,346,694.95-12,124,298.90

Finding the Fourth Proportional to 15,578,388.62, 23,346,694.95 and 12,124,298.90

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Solution

The fourth proportional to 15,578,388.62, 23,346,694.95 and 12,124,298.90 is: 18,170,191.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,578,388.62 : 23,346,694.95 = 12,124,298.90 : x
  2. Step 2: Convert to fraction form
    15,578,388.62/23,346,694.95 = 12,124,298.90/x
  3. Step 3: Cross multiply
    15,578,388.62x = 23,346,694.95 × 12,124,298.90
  4. Step 4: Simplify right side
    15,578,388.62x = 283,062,307,900,920.56
  5. Step 5: Solve for x
    x = 283,062,307,900,920.56/15,578,388.62
  6. Step 6: Final answer
    x = 18,170,191.72

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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.