Home / 37,921,415.42-56,858,208.29-20,894,045.78

Finding the Fourth Proportional to 37,921,415.42, 56,858,208.29 and 20,894,045.78

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Solution

The fourth proportional to 37,921,415.42, 56,858,208.29 and 20,894,045.78 is: 31,327,892.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,921,415.42 : 56,858,208.29 = 20,894,045.78 : x
  2. Step 2: Convert to fraction form
    37,921,415.42/56,858,208.29 = 20,894,045.78/x
  3. Step 3: Cross multiply
    37,921,415.42x = 56,858,208.29 × 20,894,045.78
  4. Step 4: Simplify right side
    37,921,415.42x = 1,187,998,007,096,063.50
  5. Step 5: Solve for x
    x = 1,187,998,007,096,063.50/37,921,415.42
  6. Step 6: Final answer
    x = 31,327,892.01

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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.