Home / 6,686,114.40-10,028,588.40-2,198,390.40

Finding the Fourth Proportional to 6,686,114.40, 10,028,588.40 and 2,198,390.40

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Solution

The fourth proportional to 6,686,114.40, 10,028,588.40 and 2,198,390.40 is: 3,297,393.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,686,114.40 : 10,028,588.40 = 2,198,390.40 : x
  2. Step 2: Convert to fraction form
    6,686,114.40/10,028,588.40 = 2,198,390.40/x
  3. Step 3: Cross multiply
    6,686,114.40x = 10,028,588.40 × 2,198,390.40
  4. Step 4: Simplify right side
    6,686,114.40x = 22,046,752,464,111.36
  5. Step 5: Solve for x
    x = 22,046,752,464,111.36/6,686,114.40
  6. Step 6: Final answer
    x = 3,297,393.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.