Home / 18,346,505.28-27,523,879.20-6,215,271.36

Finding the Fourth Proportional to 18,346,505.28, 27,523,879.20 and 6,215,271.36

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Solution

The fourth proportional to 18,346,505.28, 27,523,879.20 and 6,215,271.36 is: 9,324,303.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,346,505.28 : 27,523,879.20 = 6,215,271.36 : x
  2. Step 2: Convert to fraction form
    18,346,505.28/27,523,879.20 = 6,215,271.36/x
  3. Step 3: Cross multiply
    18,346,505.28x = 27,523,879.20 × 6,215,271.36
  4. Step 4: Simplify right side
    18,346,505.28x = 171,068,378,107,859.72
  5. Step 5: Solve for x
    x = 171,068,378,107,859.72/18,346,505.28
  6. Step 6: Final answer
    x = 9,324,303.21

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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.