Home / 21,918,754.96-32,743,729.52-15,801,278.56

Finding the Fourth Proportional to 21,918,754.96, 32,743,729.52 and 15,801,278.56

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Solution

The fourth proportional to 21,918,754.96, 32,743,729.52 and 15,801,278.56 is: 23,605,026.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,918,754.96 : 32,743,729.52 = 15,801,278.56 : x
  2. Step 2: Convert to fraction form
    21,918,754.96/32,743,729.52 = 15,801,278.56/x
  3. Step 3: Cross multiply
    21,918,754.96x = 32,743,729.52 × 15,801,278.56
  4. Step 4: Simplify right side
    21,918,754.96x = 517,392,791,238,815.12
  5. Step 5: Solve for x
    x = 517,392,791,238,815.12/21,918,754.96
  6. Step 6: Final answer
    x = 23,605,026.48

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.