Home / 7,070,992.02-9,757,654.20-4,131,081.54

Finding the Fourth Proportional to 7,070,992.02, 9,757,654.20 and 4,131,081.54

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Solution

The fourth proportional to 7,070,992.02, 9,757,654.20 and 4,131,081.54 is: 5,700,708.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,070,992.02 : 9,757,654.20 = 4,131,081.54 : x
  2. Step 2: Convert to fraction form
    7,070,992.02/9,757,654.20 = 4,131,081.54/x
  3. Step 3: Cross multiply
    7,070,992.02x = 9,757,654.20 × 4,131,081.54
  4. Step 4: Simplify right side
    7,070,992.02x = 40,309,665,139,323.47
  5. Step 5: Solve for x
    x = 40,309,665,139,323.47/7,070,992.02
  6. Step 6: Final answer
    x = 5,700,708.62

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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.