Home / 7,776,067.80-11,664,101.70-4,374,845.40

Finding the Fourth Proportional to 7,776,067.80, 11,664,101.70 and 4,374,845.40

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Solution

The fourth proportional to 7,776,067.80, 11,664,101.70 and 4,374,845.40 is: 6,562,268.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,776,067.80 : 11,664,101.70 = 4,374,845.40 : x
  2. Step 2: Convert to fraction form
    7,776,067.80/11,664,101.70 = 4,374,845.40/x
  3. Step 3: Cross multiply
    7,776,067.80x = 11,664,101.70 × 4,374,845.40
  4. Step 4: Simplify right side
    7,776,067.80x = 51,028,641,667,377.18
  5. Step 5: Solve for x
    x = 51,028,641,667,377.18/7,776,067.80
  6. Step 6: Final answer
    x = 6,562,268.10

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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.