Home / 21,334,404.60-32,001,606.90-5,378,052.60

Finding the Fourth Proportional to 21,334,404.60, 32,001,606.90 and 5,378,052.60

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Solution

The fourth proportional to 21,334,404.60, 32,001,606.90 and 5,378,052.60 is: 8,067,078.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,334,404.60 : 32,001,606.90 = 5,378,052.60 : x
  2. Step 2: Convert to fraction form
    21,334,404.60/32,001,606.90 = 5,378,052.60/x
  3. Step 3: Cross multiply
    21,334,404.60x = 32,001,606.90 × 5,378,052.60
  4. Step 4: Simplify right side
    21,334,404.60x = 172,106,325,192,722.91
  5. Step 5: Solve for x
    x = 172,106,325,192,722.91/21,334,404.60
  6. Step 6: Final answer
    x = 8,067,078.90

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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.