Home / 5,079,027.55-7,008,712.95-2,787,335.86

Finding the Fourth Proportional to 5,079,027.55, 7,008,712.95 and 2,787,335.86

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Solution

The fourth proportional to 5,079,027.55, 7,008,712.95 and 2,787,335.86 is: 3,846,334.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,079,027.55 : 7,008,712.95 = 2,787,335.86 : x
  2. Step 2: Convert to fraction form
    5,079,027.55/7,008,712.95 = 2,787,335.86/x
  3. Step 3: Cross multiply
    5,079,027.55x = 7,008,712.95 × 2,787,335.86
  4. Step 4: Simplify right side
    5,079,027.55x = 19,535,636,936,289.77
  5. Step 5: Solve for x
    x = 19,535,636,936,289.77/5,079,027.55
  6. Step 6: Final answer
    x = 3,846,334.11

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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.