Home / 11,005,456.80-16,512,121.80-4,617,667.20

Finding the Fourth Proportional to 11,005,456.80, 16,512,121.80 and 4,617,667.20

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Solution

The fourth proportional to 11,005,456.80, 16,512,121.80 and 4,617,667.20 is: 6,928,152.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,005,456.80 : 16,512,121.80 = 4,617,667.20 : x
  2. Step 2: Convert to fraction form
    11,005,456.80/16,512,121.80 = 4,617,667.20/x
  3. Step 3: Cross multiply
    11,005,456.80x = 16,512,121.80 × 4,617,667.20
  4. Step 4: Simplify right side
    11,005,456.80x = 76,247,483,238,264.97
  5. Step 5: Solve for x
    x = 76,247,483,238,264.97/11,005,456.80
  6. Step 6: Final answer
    x = 6,928,152.52

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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.