Home / 9,320,228.98-12,855,290.46-6,221,189.80

Finding the Fourth Proportional to 9,320,228.98, 12,855,290.46 and 6,221,189.80

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Solution

The fourth proportional to 9,320,228.98, 12,855,290.46 and 6,221,189.80 is: 8,580,819.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,320,228.98 : 12,855,290.46 = 6,221,189.80 : x
  2. Step 2: Convert to fraction form
    9,320,228.98/12,855,290.46 = 6,221,189.80/x
  3. Step 3: Cross multiply
    9,320,228.98x = 12,855,290.46 × 6,221,189.80
  4. Step 4: Simplify right side
    9,320,228.98x = 79,975,201,885,789.31
  5. Step 5: Solve for x
    x = 79,975,201,885,789.31/9,320,228.98
  6. Step 6: Final answer
    x = 8,580,819.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.