Home / 66,142,444.22-99,207,251.12-20,084,712.04

Finding the Fourth Proportional to 66,142,444.22, 99,207,251.12 and 20,084,712.04

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Solution

The fourth proportional to 66,142,444.22, 99,207,251.12 and 20,084,712.04 is: 30,125,120.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,142,444.22 : 99,207,251.12 = 20,084,712.04 : x
  2. Step 2: Convert to fraction form
    66,142,444.22/99,207,251.12 = 20,084,712.04/x
  3. Step 3: Cross multiply
    66,142,444.22x = 99,207,251.12 × 20,084,712.04
  4. Step 4: Simplify right side
    66,142,444.22x = 1,992,549,070,529,131.25
  5. Step 5: Solve for x
    x = 1,992,549,070,529,131.25/66,142,444.22
  6. Step 6: Final answer
    x = 30,125,120.02

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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.