Home / 50,557,622.61-69,769,534.17-28,535,787.06

Finding the Fourth Proportional to 50,557,622.61, 69,769,534.17 and 28,535,787.06

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Solution

The fourth proportional to 50,557,622.61, 69,769,534.17 and 28,535,787.06 is: 39,379,394.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,557,622.61 : 69,769,534.17 = 28,535,787.06 : x
  2. Step 2: Convert to fraction form
    50,557,622.61/69,769,534.17 = 28,535,787.06/x
  3. Step 3: Cross multiply
    50,557,622.61x = 69,769,534.17 × 28,535,787.06
  4. Step 4: Simplify right side
    50,557,622.61x = 1,990,928,570,350,513.75
  5. Step 5: Solve for x
    x = 1,990,928,570,350,513.75/50,557,622.61
  6. Step 6: Final answer
    x = 39,379,394.59

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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.