Home / 47,388,236.88-71,085,014.32-13,306,925.55

Finding the Fourth Proportional to 47,388,236.88, 71,085,014.32 and 13,306,925.55

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Solution

The fourth proportional to 47,388,236.88, 71,085,014.32 and 13,306,925.55 is: 19,961,134.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,388,236.88 : 71,085,014.32 = 13,306,925.55 : x
  2. Step 2: Convert to fraction form
    47,388,236.88/71,085,014.32 = 13,306,925.55/x
  3. Step 3: Cross multiply
    47,388,236.88x = 71,085,014.32 × 13,306,925.55
  4. Step 4: Simplify right side
    47,388,236.88x = 945,922,993,276,923.88
  5. Step 5: Solve for x
    x = 945,922,993,276,923.88/47,388,236.88
  6. Step 6: Final answer
    x = 19,961,134.99

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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.