Home / 19,448,570.80-29,172,856.20-18,332,544.70

Finding the Fourth Proportional to 19,448,570.80, 29,172,856.20 and 18,332,544.70

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Solution

The fourth proportional to 19,448,570.80, 29,172,856.20 and 18,332,544.70 is: 27,498,817.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,448,570.80 : 29,172,856.20 = 18,332,544.70 : x
  2. Step 2: Convert to fraction form
    19,448,570.80/29,172,856.20 = 18,332,544.70/x
  3. Step 3: Cross multiply
    19,448,570.80x = 29,172,856.20 × 18,332,544.70
  4. Step 4: Simplify right side
    19,448,570.80x = 534,812,690,313,172.12
  5. Step 5: Solve for x
    x = 534,812,690,313,172.12/19,448,570.80
  6. Step 6: Final answer
    x = 27,498,817.05

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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.