Home / 8,680,896.68-11,979,053.48-4,813,274.66

Finding the Fourth Proportional to 8,680,896.68, 11,979,053.48 and 4,813,274.66

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Solution

The fourth proportional to 8,680,896.68, 11,979,053.48 and 4,813,274.66 is: 6,641,995.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,680,896.68 : 11,979,053.48 = 4,813,274.66 : x
  2. Step 2: Convert to fraction form
    8,680,896.68/11,979,053.48 = 4,813,274.66/x
  3. Step 3: Cross multiply
    8,680,896.68x = 11,979,053.48 × 4,813,274.66
  4. Step 4: Simplify right side
    8,680,896.68x = 57,658,474,518,206.74
  5. Step 5: Solve for x
    x = 57,658,474,518,206.74/8,680,896.68
  6. Step 6: Final answer
    x = 6,641,995.25

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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.