Home / 76,280,938.45-114,418,875.61-33,150,183.19

Finding the Fourth Proportional to 76,280,938.45, 114,418,875.61 and 33,150,183.19

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Solution

The fourth proportional to 76,280,938.45, 114,418,875.61 and 33,150,183.19 is: 49,724,174.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,280,938.45 : 114,418,875.61 = 33,150,183.19 : x
  2. Step 2: Convert to fraction form
    76,280,938.45/114,418,875.61 = 33,150,183.19/x
  3. Step 3: Cross multiply
    76,280,938.45x = 114,418,875.61 × 33,150,183.19
  4. Step 4: Simplify right side
    76,280,938.45x = 3,793,006,686,620,713.50
  5. Step 5: Solve for x
    x = 3,793,006,686,620,713.50/76,280,938.45
  6. Step 6: Final answer
    x = 49,724,174.40

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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.