Home / 11,709,788.40-17,555,678.28-5,947,787.52

Finding the Fourth Proportional to 11,709,788.40, 17,555,678.28 and 5,947,787.52

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Solution

The fourth proportional to 11,709,788.40, 17,555,678.28 and 5,947,787.52 is: 8,917,107.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,709,788.40 : 17,555,678.28 = 5,947,787.52 : x
  2. Step 2: Convert to fraction form
    11,709,788.40/17,555,678.28 = 5,947,787.52/x
  3. Step 3: Cross multiply
    11,709,788.40x = 17,555,678.28 × 5,947,787.52
  4. Step 4: Simplify right side
    11,709,788.40x = 104,417,444,178,919.06
  5. Step 5: Solve for x
    x = 104,417,444,178,919.06/11,709,788.40
  6. Step 6: Final answer
    x = 8,917,107.69

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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.