Home / 18,152,222.96-25,050,072.12-9,892,287.68

Finding the Fourth Proportional to 18,152,222.96, 25,050,072.12 and 9,892,287.68

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Solution

The fourth proportional to 18,152,222.96, 25,050,072.12 and 9,892,287.68 is: 13,651,359.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,152,222.96 : 25,050,072.12 = 9,892,287.68 : x
  2. Step 2: Convert to fraction form
    18,152,222.96/25,050,072.12 = 9,892,287.68/x
  3. Step 3: Cross multiply
    18,152,222.96x = 25,050,072.12 × 9,892,287.68
  4. Step 4: Simplify right side
    18,152,222.96x = 247,802,519,815,787.50
  5. Step 5: Solve for x
    x = 247,802,519,815,787.50/18,152,222.96
  6. Step 6: Final answer
    x = 13,651,359.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.