Home / 21,581,218.20-32,371,827.30-16,542,370.20

Finding the Fourth Proportional to 21,581,218.20, 32,371,827.30 and 16,542,370.20

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Solution

The fourth proportional to 21,581,218.20, 32,371,827.30 and 16,542,370.20 is: 24,813,555.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,581,218.20 : 32,371,827.30 = 16,542,370.20 : x
  2. Step 2: Convert to fraction form
    21,581,218.20/32,371,827.30 = 16,542,370.20/x
  3. Step 3: Cross multiply
    21,581,218.20x = 32,371,827.30 × 16,542,370.20
  4. Step 4: Simplify right side
    21,581,218.20x = 535,506,751,247,066.44
  5. Step 5: Solve for x
    x = 535,506,751,247,066.44/21,581,218.20
  6. Step 6: Final answer
    x = 24,813,555.30

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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.