Home / 84,018,272.80-126,027,409.20-32,883,296.80

Finding the Fourth Proportional to 84,018,272.80, 126,027,409.20 and 32,883,296.80

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Solution

The fourth proportional to 84,018,272.80, 126,027,409.20 and 32,883,296.80 is: 49,324,945.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,018,272.80 : 126,027,409.20 = 32,883,296.80 : x
  2. Step 2: Convert to fraction form
    84,018,272.80/126,027,409.20 = 32,883,296.80/x
  3. Step 3: Cross multiply
    84,018,272.80x = 126,027,409.20 × 32,883,296.80
  4. Step 4: Simplify right side
    84,018,272.80x = 4,144,196,701,658,651
  5. Step 5: Solve for x
    x = 4,144,196,701,658,651/84,018,272.80
  6. Step 6: Final answer
    x = 49,324,945.20

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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.