Home / 20,186,354.10-30,279,531.15-20,186,354.10

Finding the Fourth Proportional to 20,186,354.10, 30,279,531.15 and 20,186,354.10

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Solution

The fourth proportional to 20,186,354.10, 30,279,531.15 and 20,186,354.10 is: 30,279,531.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,186,354.10 : 30,279,531.15 = 20,186,354.10 : x
  2. Step 2: Convert to fraction form
    20,186,354.10/30,279,531.15 = 20,186,354.10/x
  3. Step 3: Cross multiply
    20,186,354.10x = 30,279,531.15 × 20,186,354.10
  4. Step 4: Simplify right side
    20,186,354.10x = 611,233,337,775,880.25
  5. Step 5: Solve for x
    x = 611,233,337,775,880.25/20,186,354.10
  6. Step 6: Final answer
    x = 30,279,531.15

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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.