Home / 27,216,914.20-40,778,132.10-17,627,356.60

Finding the Fourth Proportional to 27,216,914.20, 40,778,132.10 and 17,627,356.60

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Solution

The fourth proportional to 27,216,914.20, 40,778,132.10 and 17,627,356.60 is: 26,410,439.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,216,914.20 : 40,778,132.10 = 17,627,356.60 : x
  2. Step 2: Convert to fraction form
    27,216,914.20/40,778,132.10 = 17,627,356.60/x
  3. Step 3: Cross multiply
    27,216,914.20x = 40,778,132.10 × 17,627,356.60
  4. Step 4: Simplify right side
    27,216,914.20x = 718,810,676,008,607
  5. Step 5: Solve for x
    x = 718,810,676,008,607/27,216,914.20
  6. Step 6: Final answer
    x = 26,410,439.87

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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.