Home / 18,005,633.75-24,847,775.79-9,856,871.75

Finding the Fourth Proportional to 18,005,633.75, 24,847,775.79 and 9,856,871.75

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Solution

The fourth proportional to 18,005,633.75, 24,847,775.79 and 9,856,871.75 is: 13,602,483.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,005,633.75 : 24,847,775.79 = 9,856,871.75 : x
  2. Step 2: Convert to fraction form
    18,005,633.75/24,847,775.79 = 9,856,871.75/x
  3. Step 3: Cross multiply
    18,005,633.75x = 24,847,775.79 × 9,856,871.75
  4. Step 4: Simplify right side
    18,005,633.75x = 244,921,339,234,784.94
  5. Step 5: Solve for x
    x = 244,921,339,234,784.94/18,005,633.75
  6. Step 6: Final answer
    x = 13,602,483.68

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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.