Home / 12,213,528.06-18,320,881.24-4,015,988.76

Finding the Fourth Proportional to 12,213,528.06, 18,320,881.24 and 4,015,988.76

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Solution

The fourth proportional to 12,213,528.06, 18,320,881.24 and 4,015,988.76 is: 6,024,176.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,213,528.06 : 18,320,881.24 = 4,015,988.76 : x
  2. Step 2: Convert to fraction form
    12,213,528.06/18,320,881.24 = 4,015,988.76/x
  3. Step 3: Cross multiply
    12,213,528.06x = 18,320,881.24 × 4,015,988.76
  4. Step 4: Simplify right side
    12,213,528.06x = 73,576,453,133,134.86
  5. Step 5: Solve for x
    x = 73,576,453,133,134.86/12,213,528.06
  6. Step 6: Final answer
    x = 6,024,176.86

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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.