Home / 51,892,148.91-71,612,660.21-28,688,770.54

Finding the Fourth Proportional to 51,892,148.91, 71,612,660.21 and 28,688,770.54

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Solution

The fourth proportional to 51,892,148.91, 71,612,660.21 and 28,688,770.54 is: 39,591,329.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,892,148.91 : 71,612,660.21 = 28,688,770.54 : x
  2. Step 2: Convert to fraction form
    51,892,148.91/71,612,660.21 = 28,688,770.54/x
  3. Step 3: Cross multiply
    51,892,148.91x = 71,612,660.21 × 28,688,770.54
  4. Step 4: Simplify right side
    51,892,148.91x = 2,054,479,176,523,678
  5. Step 5: Solve for x
    x = 2,054,479,176,523,678/51,892,148.91
  6. Step 6: Final answer
    x = 39,591,329.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.