Home / 5,020,639.59-6,928,528.55-2,728,806.15

Finding the Fourth Proportional to 5,020,639.59, 6,928,528.55 and 2,728,806.15

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Solution

The fourth proportional to 5,020,639.59, 6,928,528.55 and 2,728,806.15 is: 3,765,777.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,020,639.59 : 6,928,528.55 = 2,728,806.15 : x
  2. Step 2: Convert to fraction form
    5,020,639.59/6,928,528.55 = 2,728,806.15/x
  3. Step 3: Cross multiply
    5,020,639.59x = 6,928,528.55 × 2,728,806.15
  4. Step 4: Simplify right side
    5,020,639.59x = 18,906,611,304,046.55
  5. Step 5: Solve for x
    x = 18,906,611,304,046.55/5,020,639.59
  6. Step 6: Final answer
    x = 3,765,777.44

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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.