Home / 8,613,972.04-12,904,399.34-4,815,936.84

Finding the Fourth Proportional to 8,613,972.04, 12,904,399.34 and 4,815,936.84

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Solution

The fourth proportional to 8,613,972.04, 12,904,399.34 and 4,815,936.84 is: 7,214,647.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,613,972.04 : 12,904,399.34 = 4,815,936.84 : x
  2. Step 2: Convert to fraction form
    8,613,972.04/12,904,399.34 = 4,815,936.84/x
  3. Step 3: Cross multiply
    8,613,972.04x = 12,904,399.34 × 4,815,936.84
  4. Step 4: Simplify right side
    8,613,972.04x = 62,146,772,179,577.68
  5. Step 5: Solve for x
    x = 62,146,772,179,577.68/8,613,972.04
  6. Step 6: Final answer
    x = 7,214,647.54

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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.