Home / 50,016,631.71-69,030,171.58-28,819,351.66

Finding the Fourth Proportional to 50,016,631.71, 69,030,171.58 and 28,819,351.66

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Solution

The fourth proportional to 50,016,631.71, 69,030,171.58 and 28,819,351.66 is: 39,774,865.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,016,631.71 : 69,030,171.58 = 28,819,351.66 : x
  2. Step 2: Convert to fraction form
    50,016,631.71/69,030,171.58 = 28,819,351.66/x
  3. Step 3: Cross multiply
    50,016,631.71x = 69,030,171.58 × 28,819,351.66
  4. Step 4: Simplify right side
    50,016,631.71x = 1,989,404,789,739,888.75
  5. Step 5: Solve for x
    x = 1,989,404,789,739,888.75/50,016,631.71
  6. Step 6: Final answer
    x = 39,774,865.31

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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.