Home / 42,728,615.95-58,965,410.20-23,149,990.93

Finding the Fourth Proportional to 42,728,615.95, 58,965,410.20 and 23,149,990.93

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Solution

The fourth proportional to 42,728,615.95, 58,965,410.20 and 23,149,990.93 is: 31,946,944.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,728,615.95 : 58,965,410.20 = 23,149,990.93 : x
  2. Step 2: Convert to fraction form
    42,728,615.95/58,965,410.20 = 23,149,990.93/x
  3. Step 3: Cross multiply
    42,728,615.95x = 58,965,410.20 × 23,149,990.93
  4. Step 4: Simplify right side
    42,728,615.95x = 1,365,048,711,313,729.50
  5. Step 5: Solve for x
    x = 1,365,048,711,313,729.50/42,728,615.95
  6. Step 6: Final answer
    x = 31,946,944.24

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.