Home / 26,669,140.40-40,003,710.60-18,449,519.60

Finding the Fourth Proportional to 26,669,140.40, 40,003,710.60 and 18,449,519.60

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Solution

The fourth proportional to 26,669,140.40, 40,003,710.60 and 18,449,519.60 is: 27,674,279.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,669,140.40 : 40,003,710.60 = 18,449,519.60 : x
  2. Step 2: Convert to fraction form
    26,669,140.40/40,003,710.60 = 18,449,519.60/x
  3. Step 3: Cross multiply
    26,669,140.40x = 40,003,710.60 × 18,449,519.60
  4. Step 4: Simplify right side
    26,669,140.40x = 738,049,242,787,427.88
  5. Step 5: Solve for x
    x = 738,049,242,787,427.88/26,669,140.40
  6. Step 6: Final answer
    x = 27,674,279.40

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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.