Home / 6,899,176.59-9,451,905.74-6,640,595.29

Finding the Fourth Proportional to 6,899,176.59, 9,451,905.74 and 6,640,595.29

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Solution

The fourth proportional to 6,899,176.59, 9,451,905.74 and 6,640,595.29 is: 9,097,648.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,899,176.59 : 9,451,905.74 = 6,640,595.29 : x
  2. Step 2: Convert to fraction form
    6,899,176.59/9,451,905.74 = 6,640,595.29/x
  3. Step 3: Cross multiply
    6,899,176.59x = 9,451,905.74 × 6,640,595.29
  4. Step 4: Simplify right side
    6,899,176.59x = 62,766,280,738,567.97
  5. Step 5: Solve for x
    x = 62,766,280,738,567.97/6,899,176.59
  6. Step 6: Final answer
    x = 9,097,648.09

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.