Home / 66,186,015.40-99,279,023.10-32,173,791.40

Finding the Fourth Proportional to 66,186,015.40, 99,279,023.10 and 32,173,791.40

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Solution

The fourth proportional to 66,186,015.40, 99,279,023.10 and 32,173,791.40 is: 48,260,687.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,186,015.40 : 99,279,023.10 = 32,173,791.40 : x
  2. Step 2: Convert to fraction form
    66,186,015.40/99,279,023.10 = 32,173,791.40/x
  3. Step 3: Cross multiply
    66,186,015.40x = 99,279,023.10 × 32,173,791.40
  4. Step 4: Simplify right side
    66,186,015.40x = 3,194,182,579,615,181
  5. Step 5: Solve for x
    x = 3,194,182,579,615,181/66,186,015.40
  6. Step 6: Final answer
    x = 48,260,687.10

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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.