Home / 49,479,529.60-74,254,723.80-20,746,286.20

Finding the Fourth Proportional to 49,479,529.60, 74,254,723.80 and 20,746,286.20

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Solution

The fourth proportional to 49,479,529.60, 74,254,723.80 and 20,746,286.20 is: 31,134,284.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,479,529.60 : 74,254,723.80 = 20,746,286.20 : x
  2. Step 2: Convert to fraction form
    49,479,529.60/74,254,723.80 = 20,746,286.20/x
  3. Step 3: Cross multiply
    49,479,529.60x = 74,254,723.80 × 20,746,286.20
  4. Step 4: Simplify right side
    49,479,529.60x = 1,540,509,751,656,751.50
  5. Step 5: Solve for x
    x = 1,540,509,751,656,751.50/49,479,529.60
  6. Step 6: Final answer
    x = 31,134,284.50

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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.