Home / 21,498,033-29,687,002.38-13,660,127.04

Finding the Fourth Proportional to 21,498,033, 29,687,002.38 and 13,660,127.04

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Solution

The fourth proportional to 21,498,033, 29,687,002.38 and 13,660,127.04 is: 18,863,503.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,498,033 : 29,687,002.38 = 13,660,127.04 : x
  2. Step 2: Convert to fraction form
    21,498,033/29,687,002.38 = 13,660,127.04/x
  3. Step 3: Cross multiply
    21,498,033x = 29,687,002.38 × 13,660,127.04
  4. Step 4: Simplify right side
    21,498,033x = 405,528,223,947,582.31
  5. Step 5: Solve for x
    x = 405,528,223,947,582.31/21,498,033
  6. Step 6: Final answer
    x = 18,863,503.65

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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.