Home / 20,310,735.92-30,465,030.89-6,662,084.45

Finding the Fourth Proportional to 20,310,735.92, 30,465,030.89 and 6,662,084.45

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Solution

The fourth proportional to 20,310,735.92, 30,465,030.89 and 6,662,084.45 is: 9,992,774.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,310,735.92 : 30,465,030.89 = 6,662,084.45 : x
  2. Step 2: Convert to fraction form
    20,310,735.92/30,465,030.89 = 6,662,084.45/x
  3. Step 3: Cross multiply
    20,310,735.92x = 30,465,030.89 × 6,662,084.45
  4. Step 4: Simplify right side
    20,310,735.92x = 202,960,608,620,546
  5. Step 5: Solve for x
    x = 202,960,608,620,546/20,310,735.92
  6. Step 6: Final answer
    x = 9,992,774.73

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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.