Home / 6,813,792.86-10,220,689.29-2,769,333.09

Finding the Fourth Proportional to 6,813,792.86, 10,220,689.29 and 2,769,333.09

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Solution

The fourth proportional to 6,813,792.86, 10,220,689.29 and 2,769,333.09 is: 4,153,999.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,813,792.86 : 10,220,689.29 = 2,769,333.09 : x
  2. Step 2: Convert to fraction form
    6,813,792.86/10,220,689.29 = 2,769,333.09/x
  3. Step 3: Cross multiply
    6,813,792.86x = 10,220,689.29 × 2,769,333.09
  4. Step 4: Simplify right side
    6,813,792.86x = 28,304,493,053,405.60
  5. Step 5: Solve for x
    x = 28,304,493,053,405.60/6,813,792.86
  6. Step 6: Final answer
    x = 4,153,999.64

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Double scale
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Similar ratio
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1.5x scale

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.