Home / 13,475,336.30-20,213,004.45-12,436,073.90

Finding the Fourth Proportional to 13,475,336.30, 20,213,004.45 and 12,436,073.90

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Solution

The fourth proportional to 13,475,336.30, 20,213,004.45 and 12,436,073.90 is: 18,654,110.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,475,336.30 : 20,213,004.45 = 12,436,073.90 : x
  2. Step 2: Convert to fraction form
    13,475,336.30/20,213,004.45 = 12,436,073.90/x
  3. Step 3: Cross multiply
    13,475,336.30x = 20,213,004.45 × 12,436,073.90
  4. Step 4: Simplify right side
    13,475,336.30x = 251,370,417,081,228.84
  5. Step 5: Solve for x
    x = 251,370,417,081,228.84/13,475,336.30
  6. Step 6: Final answer
    x = 18,654,110.85

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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.