Home / 72,396,076.92-99,812,812.92-46,890,116.76

Finding the Fourth Proportional to 72,396,076.92, 99,812,812.92 and 46,890,116.76

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Solution

The fourth proportional to 72,396,076.92, 99,812,812.92 and 46,890,116.76 is: 64,647,625.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,396,076.92 : 99,812,812.92 = 46,890,116.76 : x
  2. Step 2: Convert to fraction form
    72,396,076.92/99,812,812.92 = 46,890,116.76/x
  3. Step 3: Cross multiply
    72,396,076.92x = 99,812,812.92 × 46,890,116.76
  4. Step 4: Simplify right side
    72,396,076.92x = 4,680,234,451,962,836
  5. Step 5: Solve for x
    x = 4,680,234,451,962,836/72,396,076.92
  6. Step 6: Final answer
    x = 64,647,625.27

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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.