Home / 6,892,878.45-10,339,706.48-2,100,724.05

Finding the Fourth Proportional to 6,892,878.45, 10,339,706.48 and 2,100,724.05

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Solution

The fourth proportional to 6,892,878.45, 10,339,706.48 and 2,100,724.05 is: 3,151,204.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,892,878.45 : 10,339,706.48 = 2,100,724.05 : x
  2. Step 2: Convert to fraction form
    6,892,878.45/10,339,706.48 = 2,100,724.05/x
  3. Step 3: Cross multiply
    6,892,878.45x = 10,339,706.48 × 2,100,724.05
  4. Step 4: Simplify right side
    6,892,878.45x = 21,720,870,061,973.22
  5. Step 5: Solve for x
    x = 21,720,870,061,973.22/6,892,878.45
  6. Step 6: Final answer
    x = 3,151,204.57

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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.