Home / 20,087,882.28-30,135,701.70-8,573,181.48

Finding the Fourth Proportional to 20,087,882.28, 30,135,701.70 and 8,573,181.48

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Solution

The fourth proportional to 20,087,882.28, 30,135,701.70 and 8,573,181.48 is: 12,861,427.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,087,882.28 : 30,135,701.70 = 8,573,181.48 : x
  2. Step 2: Convert to fraction form
    20,087,882.28/30,135,701.70 = 8,573,181.48/x
  3. Step 3: Cross multiply
    20,087,882.28x = 30,135,701.70 × 8,573,181.48
  4. Step 4: Simplify right side
    20,087,882.28x = 258,358,839,701,244.53
  5. Step 5: Solve for x
    x = 258,358,839,701,244.53/20,087,882.28
  6. Step 6: Final answer
    x = 12,861,427.41

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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.