Home / 26,820,420.25-40,236,627.43-9,781,093.19

Finding the Fourth Proportional to 26,820,420.25, 40,236,627.43 and 9,781,093.19

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Solution

The fourth proportional to 26,820,420.25, 40,236,627.43 and 9,781,093.19 is: 14,673,826.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,820,420.25 : 40,236,627.43 = 9,781,093.19 : x
  2. Step 2: Convert to fraction form
    26,820,420.25/40,236,627.43 = 9,781,093.19/x
  3. Step 3: Cross multiply
    26,820,420.25x = 40,236,627.43 × 9,781,093.19
  4. Step 4: Simplify right side
    26,820,420.25x = 393,558,202,544,140.19
  5. Step 5: Solve for x
    x = 393,558,202,544,140.19/26,820,420.25
  6. Step 6: Final answer
    x = 14,673,826.84

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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.