Home / 51,611,250.68-77,416,782.78-15,245,179.82

Finding the Fourth Proportional to 51,611,250.68, 77,416,782.78 and 15,245,179.82

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Solution

The fourth proportional to 51,611,250.68, 77,416,782.78 and 15,245,179.82 is: 22,867,742.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,611,250.68 : 77,416,782.78 = 15,245,179.82 : x
  2. Step 2: Convert to fraction form
    51,611,250.68/77,416,782.78 = 15,245,179.82/x
  3. Step 3: Cross multiply
    51,611,250.68x = 77,416,782.78 × 15,245,179.82
  4. Step 4: Simplify right side
    51,611,250.68x = 1,180,232,774,566,979.50
  5. Step 5: Solve for x
    x = 1,180,232,774,566,979.50/51,611,250.68
  6. Step 6: Final answer
    x = 22,867,742.19

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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.