Home / 18,281,016.42-27,415,165.17-7,347,960.24

Finding the Fourth Proportional to 18,281,016.42, 27,415,165.17 and 7,347,960.24

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Solution

The fourth proportional to 18,281,016.42, 27,415,165.17 and 7,347,960.24 is: 11,019,384.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,281,016.42 : 27,415,165.17 = 7,347,960.24 : x
  2. Step 2: Convert to fraction form
    18,281,016.42/27,415,165.17 = 7,347,960.24/x
  3. Step 3: Cross multiply
    18,281,016.42x = 27,415,165.17 × 7,347,960.24
  4. Step 4: Simplify right side
    18,281,016.42x = 201,445,543,642,192.88
  5. Step 5: Solve for x
    x = 201,445,543,642,192.88/18,281,016.42
  6. Step 6: Final answer
    x = 11,019,384.21

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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.