Home / 27,928,790.84-41,892,764.70-12,565,231.27

Finding the Fourth Proportional to 27,928,790.84, 41,892,764.70 and 12,565,231.27

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Solution

The fourth proportional to 27,928,790.84, 41,892,764.70 and 12,565,231.27 is: 18,847,657.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,928,790.84 : 41,892,764.70 = 12,565,231.27 : x
  2. Step 2: Convert to fraction form
    27,928,790.84/41,892,764.70 = 12,565,231.27/x
  3. Step 3: Cross multiply
    27,928,790.84x = 41,892,764.70 × 12,565,231.27
  4. Step 4: Simplify right side
    27,928,790.84x = 526,392,276,890,460.31
  5. Step 5: Solve for x
    x = 526,392,276,890,460.31/27,928,790.84
  6. Step 6: Final answer
    x = 18,847,657.24

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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.