Home / 27,928,554-41,892,410.28-12,564,993.84

Finding the Fourth Proportional to 27,928,554, 41,892,410.28 and 12,564,993.84

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Solution

The fourth proportional to 27,928,554, 41,892,410.28 and 12,564,993.84 is: 18,847,301.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,928,554 : 41,892,410.28 = 12,564,993.84 : x
  2. Step 2: Convert to fraction form
    27,928,554/41,892,410.28 = 12,564,993.84/x
  3. Step 3: Cross multiply
    27,928,554x = 41,892,410.28 × 12,564,993.84
  4. Step 4: Simplify right side
    27,928,554x = 526,377,877,110,952.69
  5. Step 5: Solve for x
    x = 526,377,877,110,952.69/27,928,554
  6. Step 6: Final answer
    x = 18,847,301.48

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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.