Home / 15,980,783.90-23,988,234.44-6,887,369.12

Finding the Fourth Proportional to 15,980,783.90, 23,988,234.44 and 6,887,369.12

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Solution

The fourth proportional to 15,980,783.90, 23,988,234.44 and 6,887,369.12 is: 10,338,405.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,980,783.90 : 23,988,234.44 = 6,887,369.12 : x
  2. Step 2: Convert to fraction form
    15,980,783.90/23,988,234.44 = 6,887,369.12/x
  3. Step 3: Cross multiply
    15,980,783.90x = 23,988,234.44 × 6,887,369.12
  4. Step 4: Simplify right side
    15,980,783.90x = 165,215,825,022,653.75
  5. Step 5: Solve for x
    x = 165,215,825,022,653.75/15,980,783.90
  6. Step 6: Final answer
    x = 10,338,405.56

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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.