Home / 8,248,085.80-12,372,128.70-2,182,805.80

Finding the Fourth Proportional to 8,248,085.80, 12,372,128.70 and 2,182,805.80

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Solution

The fourth proportional to 8,248,085.80, 12,372,128.70 and 2,182,805.80 is: 3,274,208.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,248,085.80 : 12,372,128.70 = 2,182,805.80 : x
  2. Step 2: Convert to fraction form
    8,248,085.80/12,372,128.70 = 2,182,805.80/x
  3. Step 3: Cross multiply
    8,248,085.80x = 12,372,128.70 × 2,182,805.80
  4. Step 4: Simplify right side
    8,248,085.80x = 27,005,954,284,706.46
  5. Step 5: Solve for x
    x = 27,005,954,284,706.46/8,248,085.80
  6. Step 6: Final answer
    x = 3,274,208.70

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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.