Home / 21,821,860.40-32,731,607.24-6,675,793.20

Finding the Fourth Proportional to 21,821,860.40, 32,731,607.24 and 6,675,793.20

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Solution

The fourth proportional to 21,821,860.40, 32,731,607.24 and 6,675,793.20 is: 10,013,327.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,821,860.40 : 32,731,607.24 = 6,675,793.20 : x
  2. Step 2: Convert to fraction form
    21,821,860.40/32,731,607.24 = 6,675,793.20/x
  3. Step 3: Cross multiply
    21,821,860.40x = 32,731,607.24 × 6,675,793.20
  4. Step 4: Simplify right side
    21,821,860.40x = 218,509,441,037,862.75
  5. Step 5: Solve for x
    x = 218,509,441,037,862.75/21,821,860.40
  6. Step 6: Final answer
    x = 10,013,327.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.