Home / 20,237,768.14-30,358,778.46-6,591,978.40

Finding the Fourth Proportional to 20,237,768.14, 30,358,778.46 and 6,591,978.40

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Solution

The fourth proportional to 20,237,768.14, 30,358,778.46 and 6,591,978.40 is: 9,888,660.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,237,768.14 : 30,358,778.46 = 6,591,978.40 : x
  2. Step 2: Convert to fraction form
    20,237,768.14/30,358,778.46 = 6,591,978.40/x
  3. Step 3: Cross multiply
    20,237,768.14x = 30,358,778.46 × 6,591,978.40
  4. Step 4: Simplify right side
    20,237,768.14x = 200,124,411,858,705.28
  5. Step 5: Solve for x
    x = 200,124,411,858,705.28/20,237,768.14
  6. Step 6: Final answer
    x = 9,888,660.18

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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.