Home / 10,368,067.90-15,552,101.85-7,848,643.90

Finding the Fourth Proportional to 10,368,067.90, 15,552,101.85 and 7,848,643.90

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Solution

The fourth proportional to 10,368,067.90, 15,552,101.85 and 7,848,643.90 is: 11,772,965.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,067.90 : 15,552,101.85 = 7,848,643.90 : x
  2. Step 2: Convert to fraction form
    10,368,067.90/15,552,101.85 = 7,848,643.90/x
  3. Step 3: Cross multiply
    10,368,067.90x = 15,552,101.85 × 7,848,643.90
  4. Step 4: Simplify right side
    10,368,067.90x = 122,062,909,317,181.22
  5. Step 5: Solve for x
    x = 122,062,909,317,181.22/10,368,067.90
  6. Step 6: Final answer
    x = 11,772,965.85

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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.