Home / 21,805,056.20-32,707,584.30-15,002,611.40

Finding the Fourth Proportional to 21,805,056.20, 32,707,584.30 and 15,002,611.40

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Solution

The fourth proportional to 21,805,056.20, 32,707,584.30 and 15,002,611.40 is: 22,503,917.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,805,056.20 : 32,707,584.30 = 15,002,611.40 : x
  2. Step 2: Convert to fraction form
    21,805,056.20/32,707,584.30 = 15,002,611.40/x
  3. Step 3: Cross multiply
    21,805,056.20x = 32,707,584.30 × 15,002,611.40
  4. Step 4: Simplify right side
    21,805,056.20x = 490,699,177,085,641.06
  5. Step 5: Solve for x
    x = 490,699,177,085,641.06/21,805,056.20
  6. Step 6: Final answer
    x = 22,503,917.10

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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.