Home / 67,629,921.72-93,329,325.80-36,690,082.80

Finding the Fourth Proportional to 67,629,921.72, 93,329,325.80 and 36,690,082.80

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Solution

The fourth proportional to 67,629,921.72, 93,329,325.80 and 36,690,082.80 is: 50,632,332.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,629,921.72 : 93,329,325.80 = 36,690,082.80 : x
  2. Step 2: Convert to fraction form
    67,629,921.72/93,329,325.80 = 36,690,082.80/x
  3. Step 3: Cross multiply
    67,629,921.72x = 93,329,325.80 × 36,690,082.80
  4. Step 4: Simplify right side
    67,629,921.72x = 3,424,260,691,270,176
  5. Step 5: Solve for x
    x = 3,424,260,691,270,176/67,629,921.72
  6. Step 6: Final answer
    x = 50,632,332.62

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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.