Home / 19,872,002.20-27,884,576-19,872,002.20

Finding the Fourth Proportional to 19,872,002.20, 27,884,576 and 19,872,002.20

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Solution

The fourth proportional to 19,872,002.20, 27,884,576 and 19,872,002.20 is: 27,884,576

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,872,002.20 : 27,884,576 = 19,872,002.20 : x
  2. Step 2: Convert to fraction form
    19,872,002.20/27,884,576 = 19,872,002.20/x
  3. Step 3: Cross multiply
    19,872,002.20x = 27,884,576 × 19,872,002.20
  4. Step 4: Simplify right side
    19,872,002.20x = 554,122,355,618,067.19
  5. Step 5: Solve for x
    x = 554,122,355,618,067.19/19,872,002.20
  6. Step 6: Final answer
    x = 27,884,576

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.