Home / 19,954,123.20-29,942,994.60-13,150,366.20

Finding the Fourth Proportional to 19,954,123.20, 29,942,994.60 and 13,150,366.20

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Solution

The fourth proportional to 19,954,123.20, 29,942,994.60 and 13,150,366.20 is: 19,733,332.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,954,123.20 : 29,942,994.60 = 13,150,366.20 : x
  2. Step 2: Convert to fraction form
    19,954,123.20/29,942,994.60 = 13,150,366.20/x
  3. Step 3: Cross multiply
    19,954,123.20x = 29,942,994.60 × 13,150,366.20
  4. Step 4: Simplify right side
    19,954,123.20x = 393,761,344,114,622.50
  5. Step 5: Solve for x
    x = 393,761,344,114,622.50/19,954,123.20
  6. Step 6: Final answer
    x = 19,733,332.31

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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.