Home / 21,993,847.20-32,962,777.20-19,586,397.60

Finding the Fourth Proportional to 21,993,847.20, 32,962,777.20 and 19,586,397.60

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Solution

The fourth proportional to 21,993,847.20, 32,962,777.20 and 19,586,397.60 is: 29,354,666.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,993,847.20 : 32,962,777.20 = 19,586,397.60 : x
  2. Step 2: Convert to fraction form
    21,993,847.20/32,962,777.20 = 19,586,397.60/x
  3. Step 3: Cross multiply
    21,993,847.20x = 32,962,777.20 × 19,586,397.60
  4. Step 4: Simplify right side
    21,993,847.20x = 645,622,060,239,414.75
  5. Step 5: Solve for x
    x = 645,622,060,239,414.75/21,993,847.20
  6. Step 6: Final answer
    x = 29,354,666.98

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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.