Home / 49,673,900.20-74,510,850.30-47,322,437.80

Finding the Fourth Proportional to 49,673,900.20, 74,510,850.30 and 47,322,437.80

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Solution

The fourth proportional to 49,673,900.20, 74,510,850.30 and 47,322,437.80 is: 70,983,656.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,673,900.20 : 74,510,850.30 = 47,322,437.80 : x
  2. Step 2: Convert to fraction form
    49,673,900.20/74,510,850.30 = 47,322,437.80/x
  3. Step 3: Cross multiply
    49,673,900.20x = 74,510,850.30 × 47,322,437.80
  4. Step 4: Simplify right side
    49,673,900.20x = 3,526,035,078,746,861
  5. Step 5: Solve for x
    x = 3,526,035,078,746,861/49,673,900.20
  6. Step 6: Final answer
    x = 70,983,656.70

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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.