Home / 20,617,140.60-30,917,837.70-6,235,428.60

Finding the Fourth Proportional to 20,617,140.60, 30,917,837.70 and 6,235,428.60

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Solution

The fourth proportional to 20,617,140.60, 30,917,837.70 and 6,235,428.60 is: 9,350,761.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,617,140.60 : 30,917,837.70 = 6,235,428.60 : x
  2. Step 2: Convert to fraction form
    20,617,140.60/30,917,837.70 = 6,235,428.60/x
  3. Step 3: Cross multiply
    20,617,140.60x = 30,917,837.70 × 6,235,428.60
  4. Step 4: Simplify right side
    20,617,140.60x = 192,785,969,444,738.22
  5. Step 5: Solve for x
    x = 192,785,969,444,738.22/20,617,140.60
  6. Step 6: Final answer
    x = 9,350,761.74

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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.