Home / 69,762,424.50-96,281,313.12-40,004,717.85

Finding the Fourth Proportional to 69,762,424.50, 96,281,313.12 and 40,004,717.85

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Solution

The fourth proportional to 69,762,424.50, 96,281,313.12 and 40,004,717.85 is: 55,211,767.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,762,424.50 : 96,281,313.12 = 40,004,717.85 : x
  2. Step 2: Convert to fraction form
    69,762,424.50/96,281,313.12 = 40,004,717.85/x
  3. Step 3: Cross multiply
    69,762,424.50x = 96,281,313.12 × 40,004,717.85
  4. Step 4: Simplify right side
    69,762,424.50x = 3,851,706,765,593,103.50
  5. Step 5: Solve for x
    x = 3,851,706,765,593,103.50/69,762,424.50
  6. Step 6: Final answer
    x = 55,211,767.56

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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.