Home / 9,969,705.20-14,954,339.10-2,781,036.20

Finding the Fourth Proportional to 9,969,705.20, 14,954,339.10 and 2,781,036.20

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Solution

The fourth proportional to 9,969,705.20, 14,954,339.10 and 2,781,036.20 is: 4,171,493.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,969,705.20 : 14,954,339.10 = 2,781,036.20 : x
  2. Step 2: Convert to fraction form
    9,969,705.20/14,954,339.10 = 2,781,036.20/x
  3. Step 3: Cross multiply
    9,969,705.20x = 14,954,339.10 × 2,781,036.20
  4. Step 4: Simplify right side
    9,969,705.20x = 41,588,558,384,175.42
  5. Step 5: Solve for x
    x = 41,588,558,384,175.42/9,969,705.20
  6. Step 6: Final answer
    x = 4,171,493.29

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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.