Home / 13,783,664.20-20,679,902.70-4,200,867.40

Finding the Fourth Proportional to 13,783,664.20, 20,679,902.70 and 4,200,867.40

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Solution

The fourth proportional to 13,783,664.20, 20,679,902.70 and 4,200,867.40 is: 6,302,644.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,783,664.20 : 20,679,902.70 = 4,200,867.40 : x
  2. Step 2: Convert to fraction form
    13,783,664.20/20,679,902.70 = 4,200,867.40/x
  3. Step 3: Cross multiply
    13,783,664.20x = 20,679,902.70 × 4,200,867.40
  4. Step 4: Simplify right side
    13,783,664.20x = 86,873,529,087,601.98
  5. Step 5: Solve for x
    x = 86,873,529,087,601.98/13,783,664.20
  6. Step 6: Final answer
    x = 6,302,644.04

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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.