Home / 6,425,198.51-9,637,830.57-2,165,403.65

Finding the Fourth Proportional to 6,425,198.51, 9,637,830.57 and 2,165,403.65

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Solution

The fourth proportional to 6,425,198.51, 9,637,830.57 and 2,165,403.65 is: 3,248,116.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,425,198.51 : 9,637,830.57 = 2,165,403.65 : x
  2. Step 2: Convert to fraction form
    6,425,198.51/9,637,830.57 = 2,165,403.65/x
  3. Step 3: Cross multiply
    6,425,198.51x = 9,637,830.57 × 2,165,403.65
  4. Step 4: Simplify right side
    6,425,198.51x = 20,869,793,446,170.43
  5. Step 5: Solve for x
    x = 20,869,793,446,170.43/6,425,198.51
  6. Step 6: Final answer
    x = 3,248,116.53

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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.