Home / 20,553,348.03-30,836,904.92-6,720,944.67

Finding the Fourth Proportional to 20,553,348.03, 30,836,904.92 and 6,720,944.67

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Solution

The fourth proportional to 20,553,348.03, 30,836,904.92 and 6,720,944.67 is: 10,083,667.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,553,348.03 : 30,836,904.92 = 6,720,944.67 : x
  2. Step 2: Convert to fraction form
    20,553,348.03/30,836,904.92 = 6,720,944.67/x
  3. Step 3: Cross multiply
    20,553,348.03x = 30,836,904.92 × 6,720,944.67
  4. Step 4: Simplify right side
    20,553,348.03x = 207,253,131,573,581.53
  5. Step 5: Solve for x
    x = 207,253,131,573,581.53/20,553,348.03
  6. Step 6: Final answer
    x = 10,083,667.70

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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.