Home / 71,496,330.46-98,662,030.78-40,555,835.44

Finding the Fourth Proportional to 71,496,330.46, 98,662,030.78 and 40,555,835.44

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Solution

The fourth proportional to 71,496,330.46, 98,662,030.78 and 40,555,835.44 is: 55,965,404.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,496,330.46 : 98,662,030.78 = 40,555,835.44 : x
  2. Step 2: Convert to fraction form
    71,496,330.46/98,662,030.78 = 40,555,835.44/x
  3. Step 3: Cross multiply
    71,496,330.46x = 98,662,030.78 × 40,555,835.44
  4. Step 4: Simplify right side
    71,496,330.46x = 4,001,321,084,489,894.50
  5. Step 5: Solve for x
    x = 4,001,321,084,489,894.50/71,496,330.46
  6. Step 6: Final answer
    x = 55,965,404.92

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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.