Home / 15,917,838.26-21,960,381.22-9,795,637.94

Finding the Fourth Proportional to 15,917,838.26, 21,960,381.22 and 9,795,637.94

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Solution

The fourth proportional to 15,917,838.26, 21,960,381.22 and 9,795,637.94 is: 13,514,143.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,917,838.26 : 21,960,381.22 = 9,795,637.94 : x
  2. Step 2: Convert to fraction form
    15,917,838.26/21,960,381.22 = 9,795,637.94/x
  3. Step 3: Cross multiply
    15,917,838.26x = 21,960,381.22 × 9,795,637.94
  4. Step 4: Simplify right side
    15,917,838.26x = 215,115,943,321,204.50
  5. Step 5: Solve for x
    x = 215,115,943,321,204.50/15,917,838.26
  6. Step 6: Final answer
    x = 13,514,143.06

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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.