Home / 10,420,579.04-15,630,727.56-4,661,790.08

Finding the Fourth Proportional to 10,420,579.04, 15,630,727.56 and 4,661,790.08

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Solution

The fourth proportional to 10,420,579.04, 15,630,727.56 and 4,661,790.08 is: 6,992,622.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,420,579.04 : 15,630,727.56 = 4,661,790.08 : x
  2. Step 2: Convert to fraction form
    10,420,579.04/15,630,727.56 = 4,661,790.08/x
  3. Step 3: Cross multiply
    10,420,579.04x = 15,630,727.56 × 4,661,790.08
  4. Step 4: Simplify right side
    10,420,579.04x = 72,867,170,682,390.61
  5. Step 5: Solve for x
    x = 72,867,170,682,390.61/10,420,579.04
  6. Step 6: Final answer
    x = 6,992,622.04

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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.