Home / 76,747,829.54-105,922,806.30-48,861,631.67

Finding the Fourth Proportional to 76,747,829.54, 105,922,806.30 and 48,861,631.67

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Solution

The fourth proportional to 76,747,829.54, 105,922,806.30 and 48,861,631.67 is: 67,435,928.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,747,829.54 : 105,922,806.30 = 48,861,631.67 : x
  2. Step 2: Convert to fraction form
    76,747,829.54/105,922,806.30 = 48,861,631.67/x
  3. Step 3: Cross multiply
    76,747,829.54x = 105,922,806.30 × 48,861,631.67
  4. Step 4: Simplify right side
    76,747,829.54x = 5,175,561,146,353,741
  5. Step 5: Solve for x
    x = 5,175,561,146,353,741/76,747,829.54
  6. Step 6: Final answer
    x = 67,435,928.52

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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.