Home / 64,001,638.22-96,002,504.03-15,479,538.75

Finding the Fourth Proportional to 64,001,638.22, 96,002,504.03 and 15,479,538.75

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Solution

The fourth proportional to 64,001,638.22, 96,002,504.03 and 15,479,538.75 is: 23,219,319.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,001,638.22 : 96,002,504.03 = 15,479,538.75 : x
  2. Step 2: Convert to fraction form
    64,001,638.22/96,002,504.03 = 15,479,538.75/x
  3. Step 3: Cross multiply
    64,001,638.22x = 96,002,504.03 × 15,479,538.75
  4. Step 4: Simplify right side
    64,001,638.22x = 1,486,074,481,268,115
  5. Step 5: Solve for x
    x = 1,486,074,481,268,115/64,001,638.22
  6. Step 6: Final answer
    x = 23,219,319.42

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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.