Home / 40,539,852.54-55,944,305.10-21,954,842.06

Finding the Fourth Proportional to 40,539,852.54, 55,944,305.10 and 21,954,842.06

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Solution

The fourth proportional to 40,539,852.54, 55,944,305.10 and 21,954,842.06 is: 30,297,307.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,539,852.54 : 55,944,305.10 = 21,954,842.06 : x
  2. Step 2: Convert to fraction form
    40,539,852.54/55,944,305.10 = 21,954,842.06/x
  3. Step 3: Cross multiply
    40,539,852.54x = 55,944,305.10 × 21,954,842.06
  4. Step 4: Simplify right side
    40,539,852.54x = 1,228,248,382,347,231
  5. Step 5: Solve for x
    x = 1,228,248,382,347,231/40,539,852.54
  6. Step 6: Final answer
    x = 30,297,307.60

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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.