Home / 19,217,565.90-26,519,449.41-11,486,870.82

Finding the Fourth Proportional to 19,217,565.90, 26,519,449.41 and 11,486,870.82

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Solution

The fourth proportional to 19,217,565.90, 26,519,449.41 and 11,486,870.82 is: 15,851,408.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,217,565.90 : 26,519,449.41 = 11,486,870.82 : x
  2. Step 2: Convert to fraction form
    19,217,565.90/26,519,449.41 = 11,486,870.82/x
  3. Step 3: Cross multiply
    19,217,565.90x = 26,519,449.41 × 11,486,870.82
  4. Step 4: Simplify right side
    19,217,565.90x = 304,625,489,590,195.25
  5. Step 5: Solve for x
    x = 304,625,489,590,195.25/19,217,565.90
  6. Step 6: Final answer
    x = 15,851,408.61

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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.