Home / 33,905,640.72-46,789,459.20-18,435,730.80

Finding the Fourth Proportional to 33,905,640.72, 46,789,459.20 and 18,435,730.80

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Solution

The fourth proportional to 33,905,640.72, 46,789,459.20 and 18,435,730.80 is: 25,441,131.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,905,640.72 : 46,789,459.20 = 18,435,730.80 : x
  2. Step 2: Convert to fraction form
    33,905,640.72/46,789,459.20 = 18,435,730.80/x
  3. Step 3: Cross multiply
    33,905,640.72x = 46,789,459.20 × 18,435,730.80
  4. Step 4: Simplify right side
    33,905,640.72x = 862,597,874,088,783.50
  5. Step 5: Solve for x
    x = 862,597,874,088,783.50/33,905,640.72
  6. Step 6: Final answer
    x = 25,441,131.79

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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.