Home / 21,552,829.80-32,329,244.70-21,198,535.80

Finding the Fourth Proportional to 21,552,829.80, 32,329,244.70 and 21,198,535.80

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Solution

The fourth proportional to 21,552,829.80, 32,329,244.70 and 21,198,535.80 is: 31,797,803.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,552,829.80 : 32,329,244.70 = 21,198,535.80 : x
  2. Step 2: Convert to fraction form
    21,552,829.80/32,329,244.70 = 21,198,535.80/x
  3. Step 3: Cross multiply
    21,552,829.80x = 32,329,244.70 × 21,198,535.80
  4. Step 4: Simplify right side
    21,552,829.80x = 685,332,651,159,910.25
  5. Step 5: Solve for x
    x = 685,332,651,159,910.25/21,552,829.80
  6. Step 6: Final answer
    x = 31,797,803.70

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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.