Home / 5,121,125.51-7,067,070.72-2,797,968.11

Finding the Fourth Proportional to 5,121,125.51, 7,067,070.72 and 2,797,968.11

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Solution

The fourth proportional to 5,121,125.51, 7,067,070.72 and 2,797,968.11 is: 3,861,150.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,121,125.51 : 7,067,070.72 = 2,797,968.11 : x
  2. Step 2: Convert to fraction form
    5,121,125.51/7,067,070.72 = 2,797,968.11/x
  3. Step 3: Cross multiply
    5,121,125.51x = 7,067,070.72 × 2,797,968.11
  4. Step 4: Simplify right side
    5,121,125.51x = 19,773,438,505,674.74
  5. Step 5: Solve for x
    x = 19,773,438,505,674.74/5,121,125.51
  6. Step 6: Final answer
    x = 3,861,150.93

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.