Home / 8,680,896.30-11,979,052.97-4,813,274.28

Finding the Fourth Proportional to 8,680,896.30, 11,979,052.97 and 4,813,274.28

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Solution

The fourth proportional to 8,680,896.30, 11,979,052.97 and 4,813,274.28 is: 6,641,994.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,680,896.30 : 11,979,052.97 = 4,813,274.28 : x
  2. Step 2: Convert to fraction form
    8,680,896.30/11,979,052.97 = 4,813,274.28/x
  3. Step 3: Cross multiply
    8,680,896.30x = 11,979,052.97 × 4,813,274.28
  4. Step 4: Simplify right side
    8,680,896.30x = 57,658,467,535,192.24
  5. Step 5: Solve for x
    x = 57,658,467,535,192.24/8,680,896.30
  6. Step 6: Final answer
    x = 6,641,994.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.