Home / 21,619,323.68-29,835,335.94-11,830,180.46

Finding the Fourth Proportional to 21,619,323.68, 29,835,335.94 and 11,830,180.46

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Solution

The fourth proportional to 21,619,323.68, 29,835,335.94 and 11,830,180.46 is: 16,326,015.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,619,323.68 : 29,835,335.94 = 11,830,180.46 : x
  2. Step 2: Convert to fraction form
    21,619,323.68/29,835,335.94 = 11,830,180.46/x
  3. Step 3: Cross multiply
    21,619,323.68x = 29,835,335.94 × 11,830,180.46
  4. Step 4: Simplify right side
    21,619,323.68x = 352,957,408,254,923.75
  5. Step 5: Solve for x
    x = 352,957,408,254,923.75/21,619,323.68
  6. Step 6: Final answer
    x = 16,326,015.26

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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.