Home / 6,645,876.40-9,963,128.58-2,550,136.73

Finding the Fourth Proportional to 6,645,876.40, 9,963,128.58 and 2,550,136.73

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Solution

The fourth proportional to 6,645,876.40, 9,963,128.58 and 2,550,136.73 is: 3,823,023.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,645,876.40 : 9,963,128.58 = 2,550,136.73 : x
  2. Step 2: Convert to fraction form
    6,645,876.40/9,963,128.58 = 2,550,136.73/x
  3. Step 3: Cross multiply
    6,645,876.40x = 9,963,128.58 × 2,550,136.73
  4. Step 4: Simplify right side
    6,645,876.40x = 25,407,340,087,755.10
  5. Step 5: Solve for x
    x = 25,407,340,087,755.10/6,645,876.40
  6. Step 6: Final answer
    x = 3,823,023.26

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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.