Home / 8,581,843.86-12,872,566.53-4,320,868.02

Finding the Fourth Proportional to 8,581,843.86, 12,872,566.53 and 4,320,868.02

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Solution

The fourth proportional to 8,581,843.86, 12,872,566.53 and 4,320,868.02 is: 6,481,201.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,581,843.86 : 12,872,566.53 = 4,320,868.02 : x
  2. Step 2: Convert to fraction form
    8,581,843.86/12,872,566.53 = 4,320,868.02/x
  3. Step 3: Cross multiply
    8,581,843.86x = 12,872,566.53 × 4,320,868.02
  4. Step 4: Simplify right side
    8,581,843.86x = 55,620,661,054,799.36
  5. Step 5: Solve for x
    x = 55,620,661,054,799.36/8,581,843.86
  6. Step 6: Final answer
    x = 6,481,201.70

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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.