Home / 6,873,918.42-9,486,174.51-3,776,642.40

Finding the Fourth Proportional to 6,873,918.42, 9,486,174.51 and 3,776,642.40

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Solution

The fourth proportional to 6,873,918.42, 9,486,174.51 and 3,776,642.40 is: 5,211,858.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,873,918.42 : 9,486,174.51 = 3,776,642.40 : x
  2. Step 2: Convert to fraction form
    6,873,918.42/9,486,174.51 = 3,776,642.40/x
  3. Step 3: Cross multiply
    6,873,918.42x = 9,486,174.51 × 3,776,642.40
  4. Step 4: Simplify right side
    6,873,918.42x = 35,825,888,868,265.22
  5. Step 5: Solve for x
    x = 35,825,888,868,265.22/6,873,918.42
  6. Step 6: Final answer
    x = 5,211,858.31

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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.