Home / 5,263,378.20-7,888,943.70-2,423,777.40

Finding the Fourth Proportional to 5,263,378.20, 7,888,943.70 and 2,423,777.40

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Solution

The fourth proportional to 5,263,378.20, 7,888,943.70 and 2,423,777.40 is: 3,632,846.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,263,378.20 : 7,888,943.70 = 2,423,777.40 : x
  2. Step 2: Convert to fraction form
    5,263,378.20/7,888,943.70 = 2,423,777.40/x
  3. Step 3: Cross multiply
    5,263,378.20x = 7,888,943.70 × 2,423,777.40
  4. Step 4: Simplify right side
    5,263,378.20x = 19,121,043,449,932.38
  5. Step 5: Solve for x
    x = 19,121,043,449,932.38/5,263,378.20
  6. Step 6: Final answer
    x = 3,632,846.19

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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.