Home / 20,657,150.60-30,980,190.06-6,276,357.14

Finding the Fourth Proportional to 20,657,150.60, 30,980,190.06 and 6,276,357.14

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Solution

The fourth proportional to 20,657,150.60, 30,980,190.06 and 6,276,357.14 is: 9,412,853.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,657,150.60 : 30,980,190.06 = 6,276,357.14 : x
  2. Step 2: Convert to fraction form
    20,657,150.60/30,980,190.06 = 6,276,357.14/x
  3. Step 3: Cross multiply
    20,657,150.60x = 30,980,190.06 × 6,276,357.14
  4. Step 4: Simplify right side
    20,657,150.60x = 194,442,737,081,638
  5. Step 5: Solve for x
    x = 194,442,737,081,638/20,657,150.60
  6. Step 6: Final answer
    x = 9,412,853.73

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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.