Home / 7,760,878.40-11,641,317.60-7,176,293.30

Finding the Fourth Proportional to 7,760,878.40, 11,641,317.60 and 7,176,293.30

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Solution

The fourth proportional to 7,760,878.40, 11,641,317.60 and 7,176,293.30 is: 10,764,439.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,760,878.40 : 11,641,317.60 = 7,176,293.30 : x
  2. Step 2: Convert to fraction form
    7,760,878.40/11,641,317.60 = 7,176,293.30/x
  3. Step 3: Cross multiply
    7,760,878.40x = 11,641,317.60 × 7,176,293.30
  4. Step 4: Simplify right side
    7,760,878.40x = 83,541,509,496,052.08
  5. Step 5: Solve for x
    x = 83,541,509,496,052.08/7,760,878.40
  6. Step 6: Final answer
    x = 10,764,439.95

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Similar ratio
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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.