Home / 15,423,419.20-23,135,127.39-6,787,519.64

Finding the Fourth Proportional to 15,423,419.20, 23,135,127.39 and 6,787,519.64

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Solution

The fourth proportional to 15,423,419.20, 23,135,127.39 and 6,787,519.64 is: 10,181,278.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,423,419.20 : 23,135,127.39 = 6,787,519.64 : x
  2. Step 2: Convert to fraction form
    15,423,419.20/23,135,127.39 = 6,787,519.64/x
  3. Step 3: Cross multiply
    15,423,419.20x = 23,135,127.39 × 6,787,519.64
  4. Step 4: Simplify right side
    15,423,419.20x = 157,030,131,591,364.75
  5. Step 5: Solve for x
    x = 157,030,131,591,364.75/15,423,419.20
  6. Step 6: Final answer
    x = 10,181,278.84

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1.5x scale

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.