Home / 21,731,334.80-32,597,002.20-14,078,584.40

Finding the Fourth Proportional to 21,731,334.80, 32,597,002.20 and 14,078,584.40

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Solution

The fourth proportional to 21,731,334.80, 32,597,002.20 and 14,078,584.40 is: 21,117,876.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,731,334.80 : 32,597,002.20 = 14,078,584.40 : x
  2. Step 2: Convert to fraction form
    21,731,334.80/32,597,002.20 = 14,078,584.40/x
  3. Step 3: Cross multiply
    21,731,334.80x = 32,597,002.20 × 14,078,584.40
  4. Step 4: Simplify right side
    21,731,334.80x = 458,919,646,659,685.69
  5. Step 5: Solve for x
    x = 458,919,646,659,685.69/21,731,334.80
  6. Step 6: Final answer
    x = 21,117,876.60

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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.