Home / 90,579,598.11-135,850,107.83-25,866,224.37

Finding the Fourth Proportional to 90,579,598.11, 135,850,107.83 and 25,866,224.37

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Solution

The fourth proportional to 90,579,598.11, 135,850,107.83 and 25,866,224.37 is: 38,793,828.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,579,598.11 : 135,850,107.83 = 25,866,224.37 : x
  2. Step 2: Convert to fraction form
    90,579,598.11/135,850,107.83 = 25,866,224.37/x
  3. Step 3: Cross multiply
    90,579,598.11x = 135,850,107.83 × 25,866,224.37
  4. Step 4: Simplify right side
    90,579,598.11x = 3,513,929,369,690,142.50
  5. Step 5: Solve for x
    x = 3,513,929,369,690,142.50/90,579,598.11
  6. Step 6: Final answer
    x = 38,793,828.22

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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.