Home / 7,187,009.16-9,918,212.90-3,923,832.23

Finding the Fourth Proportional to 7,187,009.16, 9,918,212.90 and 3,923,832.23

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Solution

The fourth proportional to 7,187,009.16, 9,918,212.90 and 3,923,832.23 is: 5,414,965.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,187,009.16 : 9,918,212.90 = 3,923,832.23 : x
  2. Step 2: Convert to fraction form
    7,187,009.16/9,918,212.90 = 3,923,832.23/x
  3. Step 3: Cross multiply
    7,187,009.16x = 9,918,212.90 × 3,923,832.23
  4. Step 4: Simplify right side
    7,187,009.16x = 38,917,403,441,021.77
  5. Step 5: Solve for x
    x = 38,917,403,441,021.77/7,187,009.16
  6. Step 6: Final answer
    x = 5,414,965.05

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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.