Home / 8,219,788.29-11,343,028.59-4,548,859.65

Finding the Fourth Proportional to 8,219,788.29, 11,343,028.59 and 4,548,859.65

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Solution

The fourth proportional to 8,219,788.29, 11,343,028.59 and 4,548,859.65 is: 6,277,271.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,219,788.29 : 11,343,028.59 = 4,548,859.65 : x
  2. Step 2: Convert to fraction form
    8,219,788.29/11,343,028.59 = 4,548,859.65/x
  3. Step 3: Cross multiply
    8,219,788.29x = 11,343,028.59 × 4,548,859.65
  4. Step 4: Simplify right side
    8,219,788.29x = 51,597,845,061,847.40
  5. Step 5: Solve for x
    x = 51,597,845,061,847.40/8,219,788.29
  6. Step 6: Final answer
    x = 6,277,271.78

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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.