Home / 67,419,619.76-93,004,799.24-40,950,930.16

Finding the Fourth Proportional to 67,419,619.76, 93,004,799.24 and 40,950,930.16

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Solution

The fourth proportional to 67,419,619.76, 93,004,799.24 and 40,950,930.16 is: 56,491,464.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,419,619.76 : 93,004,799.24 = 40,950,930.16 : x
  2. Step 2: Convert to fraction form
    67,419,619.76/93,004,799.24 = 40,950,930.16/x
  3. Step 3: Cross multiply
    67,419,619.76x = 93,004,799.24 × 40,950,930.16
  4. Step 4: Simplify right side
    67,419,619.76x = 3,808,633,038,222,060.50
  5. Step 5: Solve for x
    x = 3,808,633,038,222,060.50/67,419,619.76
  6. Step 6: Final answer
    x = 56,491,464.23

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1.5x scale

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.