Home / 7,709,067.78-11,563,570.90-3,446,246.64

Finding the Fourth Proportional to 7,709,067.78, 11,563,570.90 and 3,446,246.64

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Solution

The fourth proportional to 7,709,067.78, 11,563,570.90 and 3,446,246.64 is: 5,169,356.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,709,067.78 : 11,563,570.90 = 3,446,246.64 : x
  2. Step 2: Convert to fraction form
    7,709,067.78/11,563,570.90 = 3,446,246.64/x
  3. Step 3: Cross multiply
    7,709,067.78x = 11,563,570.90 × 3,446,246.64
  4. Step 4: Simplify right side
    7,709,067.78x = 39,850,917,360,526.78
  5. Step 5: Solve for x
    x = 39,850,917,360,526.78/7,709,067.78
  6. Step 6: Final answer
    x = 5,169,356.20

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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.