Home / 45,441,289.42-68,079,732.33-20,869,770.31

Finding the Fourth Proportional to 45,441,289.42, 68,079,732.33 and 20,869,770.31

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Solution

The fourth proportional to 45,441,289.42, 68,079,732.33 and 20,869,770.31 is: 31,266,902.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,441,289.42 : 68,079,732.33 = 20,869,770.31 : x
  2. Step 2: Convert to fraction form
    45,441,289.42/68,079,732.33 = 20,869,770.31/x
  3. Step 3: Cross multiply
    45,441,289.42x = 68,079,732.33 × 20,869,770.31
  4. Step 4: Simplify right side
    45,441,289.42x = 1,420,808,376,493,381
  5. Step 5: Solve for x
    x = 1,420,808,376,493,381/45,441,289.42
  6. Step 6: Final answer
    x = 31,266,902.74

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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.