Home / 6,911,758.86-10,367,787.72-2,119,342.02

Finding the Fourth Proportional to 6,911,758.86, 10,367,787.72 and 2,119,342.02

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Solution

The fourth proportional to 6,911,758.86, 10,367,787.72 and 2,119,342.02 is: 3,179,058.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,911,758.86 : 10,367,787.72 = 2,119,342.02 : x
  2. Step 2: Convert to fraction form
    6,911,758.86/10,367,787.72 = 2,119,342.02/x
  3. Step 3: Cross multiply
    6,911,758.86x = 10,367,787.72 × 2,119,342.02
  4. Step 4: Simplify right side
    6,911,758.86x = 21,972,888,169,436.00
  5. Step 5: Solve for x
    x = 21,972,888,169,436.00/6,911,758.86
  6. Step 6: Final answer
    x = 3,179,058.85

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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.