Home / 4,771,691.80-7,157,537.70-4,249,144.60

Finding the Fourth Proportional to 4,771,691.80, 7,157,537.70 and 4,249,144.60

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Solution

The fourth proportional to 4,771,691.80, 7,157,537.70 and 4,249,144.60 is: 6,373,716.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,771,691.80 : 7,157,537.70 = 4,249,144.60 : x
  2. Step 2: Convert to fraction form
    4,771,691.80/7,157,537.70 = 4,249,144.60/x
  3. Step 3: Cross multiply
    4,771,691.80x = 7,157,537.70 × 4,249,144.60
  4. Step 4: Simplify right side
    4,771,691.80x = 30,413,412,667,251.42
  5. Step 5: Solve for x
    x = 30,413,412,667,251.42/4,771,691.80
  6. Step 6: Final answer
    x = 6,373,716.90

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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.