Home / 7,094,363.40-9,790,221.40-3,831,178.04

Finding the Fourth Proportional to 7,094,363.40, 9,790,221.40 and 3,831,178.04

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Solution

The fourth proportional to 7,094,363.40, 9,790,221.40 and 3,831,178.04 is: 5,287,025.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,094,363.40 : 9,790,221.40 = 3,831,178.04 : x
  2. Step 2: Convert to fraction form
    7,094,363.40/9,790,221.40 = 3,831,178.04/x
  3. Step 3: Cross multiply
    7,094,363.40x = 9,790,221.40 × 3,831,178.04
  4. Step 4: Simplify right side
    7,094,363.40x = 37,508,081,234,418.05
  5. Step 5: Solve for x
    x = 37,508,081,234,418.05/7,094,363.40
  6. Step 6: Final answer
    x = 5,287,025.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.