Home / 28,996,500.43-43,436,002.29-13,412,179

Finding the Fourth Proportional to 28,996,500.43, 43,436,002.29 and 13,412,179

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Solution

The fourth proportional to 28,996,500.43, 43,436,002.29 and 13,412,179 is: 20,091,094.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,996,500.43 : 43,436,002.29 = 13,412,179 : x
  2. Step 2: Convert to fraction form
    28,996,500.43/43,436,002.29 = 13,412,179/x
  3. Step 3: Cross multiply
    28,996,500.43x = 43,436,002.29 × 13,412,179
  4. Step 4: Simplify right side
    28,996,500.43x = 582,571,437,757,889.88
  5. Step 5: Solve for x
    x = 582,571,437,757,889.88/28,996,500.43
  6. Step 6: Final answer
    x = 20,091,094.76

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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.