Home / 50,719,493.36-69,992,900.88-28,989,927.92

Finding the Fourth Proportional to 50,719,493.36, 69,992,900.88 and 28,989,927.92

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Solution

The fourth proportional to 50,719,493.36, 69,992,900.88 and 28,989,927.92 is: 40,006,100.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,719,493.36 : 69,992,900.88 = 28,989,927.92 : x
  2. Step 2: Convert to fraction form
    50,719,493.36/69,992,900.88 = 28,989,927.92/x
  3. Step 3: Cross multiply
    50,719,493.36x = 69,992,900.88 × 28,989,927.92
  4. Step 4: Simplify right side
    50,719,493.36x = 2,029,089,151,422,904.50
  5. Step 5: Solve for x
    x = 2,029,089,151,422,904.50/50,719,493.36
  6. Step 6: Final answer
    x = 40,006,100.55

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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.