Home / 8,162,428.25-12,243,651.54-2,097,210.23

Finding the Fourth Proportional to 8,162,428.25, 12,243,651.54 and 2,097,210.23

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Solution

The fourth proportional to 8,162,428.25, 12,243,651.54 and 2,097,210.23 is: 3,145,817.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,162,428.25 : 12,243,651.54 = 2,097,210.23 : x
  2. Step 2: Convert to fraction form
    8,162,428.25/12,243,651.54 = 2,097,210.23/x
  3. Step 3: Cross multiply
    8,162,428.25x = 12,243,651.54 × 2,097,210.23
  4. Step 4: Simplify right side
    8,162,428.25x = 25,677,511,262,243.25
  5. Step 5: Solve for x
    x = 25,677,511,262,243.25/8,162,428.25
  6. Step 6: Final answer
    x = 3,145,817.70

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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.