Home / 39,805,025.78-54,930,822.36-22,401,370.64

Finding the Fourth Proportional to 39,805,025.78, 54,930,822.36 and 22,401,370.64

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Solution

The fourth proportional to 39,805,025.78, 54,930,822.36 and 22,401,370.64 is: 30,913,827.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,805,025.78 : 54,930,822.36 = 22,401,370.64 : x
  2. Step 2: Convert to fraction form
    39,805,025.78/54,930,822.36 = 22,401,370.64/x
  3. Step 3: Cross multiply
    39,805,025.78x = 54,930,822.36 × 22,401,370.64
  4. Step 4: Simplify right side
    39,805,025.78x = 1,230,525,711,246,359.50
  5. Step 5: Solve for x
    x = 1,230,525,711,246,359.50/39,805,025.78
  6. Step 6: Final answer
    x = 30,913,827.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.