Home / 13,853,825.70-20,784,015.35-4,398,209.70

Finding the Fourth Proportional to 13,853,825.70, 20,784,015.35 and 4,398,209.70

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Solution

The fourth proportional to 13,853,825.70, 20,784,015.35 and 4,398,209.70 is: 6,598,354.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,853,825.70 : 20,784,015.35 = 4,398,209.70 : x
  2. Step 2: Convert to fraction form
    13,853,825.70/20,784,015.35 = 4,398,209.70/x
  3. Step 3: Cross multiply
    13,853,825.70x = 20,784,015.35 × 4,398,209.70
  4. Step 4: Simplify right side
    13,853,825.70x = 91,412,457,917,318.91
  5. Step 5: Solve for x
    x = 91,412,457,917,318.91/13,853,825.70
  6. Step 6: Final answer
    x = 6,598,354.84

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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.