Home / 7,828,385.79-11,744,265.12-2,363,022.78

Finding the Fourth Proportional to 7,828,385.79, 11,744,265.12 and 2,363,022.78

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Solution

The fourth proportional to 7,828,385.79, 11,744,265.12 and 2,363,022.78 is: 3,545,043.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,828,385.79 : 11,744,265.12 = 2,363,022.78 : x
  2. Step 2: Convert to fraction form
    7,828,385.79/11,744,265.12 = 2,363,022.78/x
  3. Step 3: Cross multiply
    7,828,385.79x = 11,744,265.12 × 2,363,022.78
  4. Step 4: Simplify right side
    7,828,385.79x = 27,751,966,012,919.43
  5. Step 5: Solve for x
    x = 27,751,966,012,919.43/7,828,385.79
  6. Step 6: Final answer
    x = 3,545,043.23

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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.