Home / 19,043,380.28-28,556,066.82-7,377,216.02

Finding the Fourth Proportional to 19,043,380.28, 28,556,066.82 and 7,377,216.02

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Solution

The fourth proportional to 19,043,380.28, 28,556,066.82 and 7,377,216.02 is: 11,062,336.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,043,380.28 : 28,556,066.82 = 7,377,216.02 : x
  2. Step 2: Convert to fraction form
    19,043,380.28/28,556,066.82 = 7,377,216.02/x
  3. Step 3: Cross multiply
    19,043,380.28x = 28,556,066.82 × 7,377,216.02
  4. Step 4: Simplify right side
    19,043,380.28x = 210,664,273,612,694.44
  5. Step 5: Solve for x
    x = 210,664,273,612,694.44/19,043,380.28
  6. Step 6: Final answer
    x = 11,062,336.12

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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.