Home / 5,101,887.12-7,040,338.48-3,168,106.16

Finding the Fourth Proportional to 5,101,887.12, 7,040,338.48 and 3,168,106.16

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Solution

The fourth proportional to 5,101,887.12, 7,040,338.48 and 3,168,106.16 is: 4,371,821.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,101,887.12 : 7,040,338.48 = 3,168,106.16 : x
  2. Step 2: Convert to fraction form
    5,101,887.12/7,040,338.48 = 3,168,106.16/x
  3. Step 3: Cross multiply
    5,101,887.12x = 7,040,338.48 × 3,168,106.16
  4. Step 4: Simplify right side
    5,101,887.12x = 22,304,539,706,973.04
  5. Step 5: Solve for x
    x = 22,304,539,706,973.04/5,101,887.12
  6. Step 6: Final answer
    x = 4,371,821.48

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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.