Home / 7,351,201.90-11,005,807.65-7,141,249.90

Finding the Fourth Proportional to 7,351,201.90, 11,005,807.65 and 7,141,249.90

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Solution

The fourth proportional to 7,351,201.90, 11,005,807.65 and 7,141,249.90 is: 10,691,479.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,351,201.90 : 11,005,807.65 = 7,141,249.90 : x
  2. Step 2: Convert to fraction form
    7,351,201.90/11,005,807.65 = 7,141,249.90/x
  3. Step 3: Cross multiply
    7,351,201.90x = 11,005,807.65 × 7,141,249.90
  4. Step 4: Simplify right side
    7,351,201.90x = 78,595,222,779,981.73
  5. Step 5: Solve for x
    x = 78,595,222,779,981.73/7,351,201.90
  6. Step 6: Final answer
    x = 10,691,479.28

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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.