Home / 84,118,207.60-126,189,121.20-26,604,481.60

Finding the Fourth Proportional to 84,118,207.60, 126,189,121.20 and 26,604,481.60

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Solution

The fourth proportional to 84,118,207.60, 126,189,121.20 and 26,604,481.60 is: 39,910,457.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,118,207.60 : 126,189,121.20 = 26,604,481.60 : x
  2. Step 2: Convert to fraction form
    84,118,207.60/126,189,121.20 = 26,604,481.60/x
  3. Step 3: Cross multiply
    84,118,207.60x = 126,189,121.20 × 26,604,481.60
  4. Step 4: Simplify right side
    84,118,207.60x = 3,357,196,153,085,570
  5. Step 5: Solve for x
    x = 3,357,196,153,085,570/84,118,207.60
  6. Step 6: Final answer
    x = 39,910,457.54

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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.