Home / 8,906,013.08-12,290,321.88-4,831,632.08

Finding the Fourth Proportional to 8,906,013.08, 12,290,321.88 and 4,831,632.08

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Solution

The fourth proportional to 8,906,013.08, 12,290,321.88 and 4,831,632.08 is: 6,667,665.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,906,013.08 : 12,290,321.88 = 4,831,632.08 : x
  2. Step 2: Convert to fraction form
    8,906,013.08/12,290,321.88 = 4,831,632.08/x
  3. Step 3: Cross multiply
    8,906,013.08x = 12,290,321.88 × 4,831,632.08
  4. Step 4: Simplify right side
    8,906,013.08x = 59,382,313,444,775.75
  5. Step 5: Solve for x
    x = 59,382,313,444,775.75/8,906,013.08
  6. Step 6: Final answer
    x = 6,667,665.20

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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.