Home / 21,787,635.20-32,712,945.60-16,433,859.20

Finding the Fourth Proportional to 21,787,635.20, 32,712,945.60 and 16,433,859.20

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Solution

The fourth proportional to 21,787,635.20, 32,712,945.60 and 16,433,859.20 is: 24,674,543.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,787,635.20 : 32,712,945.60 = 16,433,859.20 : x
  2. Step 2: Convert to fraction form
    21,787,635.20/32,712,945.60 = 16,433,859.20/x
  3. Step 3: Cross multiply
    21,787,635.20x = 32,712,945.60 × 16,433,859.20
  4. Step 4: Simplify right side
    21,787,635.20x = 537,599,942,007,659.50
  5. Step 5: Solve for x
    x = 537,599,942,007,659.50/21,787,635.20
  6. Step 6: Final answer
    x = 24,674,543.02

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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.