Home / 40,012,756.38-55,197,288.27-25,303,650.30

Finding the Fourth Proportional to 40,012,756.38, 55,197,288.27 and 25,303,650.30

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Solution

The fourth proportional to 40,012,756.38, 55,197,288.27 and 25,303,650.30 is: 34,906,190.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,012,756.38 : 55,197,288.27 = 25,303,650.30 : x
  2. Step 2: Convert to fraction form
    40,012,756.38/55,197,288.27 = 25,303,650.30/x
  3. Step 3: Cross multiply
    40,012,756.38x = 55,197,288.27 × 25,303,650.30
  4. Step 4: Simplify right side
    40,012,756.38x = 1,396,692,879,892,372
  5. Step 5: Solve for x
    x = 1,396,692,879,892,372/40,012,756.38
  6. Step 6: Final answer
    x = 34,906,190.08

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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.