Home / 27,527,340.21-37,978,431.42-15,604,874.75

Finding the Fourth Proportional to 27,527,340.21, 37,978,431.42 and 15,604,874.75

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Solution

The fourth proportional to 27,527,340.21, 37,978,431.42 and 15,604,874.75 is: 21,529,456.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,527,340.21 : 37,978,431.42 = 15,604,874.75 : x
  2. Step 2: Convert to fraction form
    27,527,340.21/37,978,431.42 = 15,604,874.75/x
  3. Step 3: Cross multiply
    27,527,340.21x = 37,978,431.42 × 15,604,874.75
  4. Step 4: Simplify right side
    27,527,340.21x = 592,648,665,557,233.62
  5. Step 5: Solve for x
    x = 592,648,665,557,233.62/27,527,340.21
  6. Step 6: Final answer
    x = 21,529,456.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.