Home / 63,149,590.72-87,145,515.32-35,272,697.60

Finding the Fourth Proportional to 63,149,590.72, 87,145,515.32 and 35,272,697.60

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Solution

The fourth proportional to 63,149,590.72, 87,145,515.32 and 35,272,697.60 is: 48,675,808.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,149,590.72 : 87,145,515.32 = 35,272,697.60 : x
  2. Step 2: Convert to fraction form
    63,149,590.72/87,145,515.32 = 35,272,697.60/x
  3. Step 3: Cross multiply
    63,149,590.72x = 87,145,515.32 × 35,272,697.60
  4. Step 4: Simplify right side
    63,149,590.72x = 3,073,857,409,078,527
  5. Step 5: Solve for x
    x = 3,073,857,409,078,527/63,149,590.72
  6. Step 6: Final answer
    x = 48,675,808.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.