Home / 21,880,002.60-32,820,003.90-10,542,594.60

Finding the Fourth Proportional to 21,880,002.60, 32,820,003.90 and 10,542,594.60

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Solution

The fourth proportional to 21,880,002.60, 32,820,003.90 and 10,542,594.60 is: 15,813,891.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,880,002.60 : 32,820,003.90 = 10,542,594.60 : x
  2. Step 2: Convert to fraction form
    21,880,002.60/32,820,003.90 = 10,542,594.60/x
  3. Step 3: Cross multiply
    21,880,002.60x = 32,820,003.90 × 10,542,594.60
  4. Step 4: Simplify right side
    21,880,002.60x = 346,007,995,888,118.94
  5. Step 5: Solve for x
    x = 346,007,995,888,118.94/21,880,002.60
  6. Step 6: Final answer
    x = 15,813,891.90

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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.