Home / 13,296,463.20-19,944,694.80-11,028,981.60

Finding the Fourth Proportional to 13,296,463.20, 19,944,694.80 and 11,028,981.60

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Solution

The fourth proportional to 13,296,463.20, 19,944,694.80 and 11,028,981.60 is: 16,543,472.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,296,463.20 : 19,944,694.80 = 11,028,981.60 : x
  2. Step 2: Convert to fraction form
    13,296,463.20/19,944,694.80 = 11,028,981.60/x
  3. Step 3: Cross multiply
    13,296,463.20x = 19,944,694.80 × 11,028,981.60
  4. Step 4: Simplify right side
    13,296,463.20x = 219,969,671,966,815.69
  5. Step 5: Solve for x
    x = 219,969,671,966,815.69/13,296,463.20
  6. Step 6: Final answer
    x = 16,543,472.40

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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.