Home / 5,127,890.56-7,078,667.84-3,195,106.04

Finding the Fourth Proportional to 5,127,890.56, 7,078,667.84 and 3,195,106.04

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Solution

The fourth proportional to 5,127,890.56, 7,078,667.84 and 3,195,106.04 is: 4,410,603.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,127,890.56 : 7,078,667.84 = 3,195,106.04 : x
  2. Step 2: Convert to fraction form
    5,127,890.56/7,078,667.84 = 3,195,106.04/x
  3. Step 3: Cross multiply
    5,127,890.56x = 7,078,667.84 × 3,195,106.04
  4. Step 4: Simplify right side
    5,127,890.56x = 22,617,094,370,737.75
  5. Step 5: Solve for x
    x = 22,617,094,370,737.75/5,127,890.56
  6. Step 6: Final answer
    x = 4,410,603.95

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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.