Home / 49,776,030.80-74,664,046.20-15,707,819.60

Finding the Fourth Proportional to 49,776,030.80, 74,664,046.20 and 15,707,819.60

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Solution

The fourth proportional to 49,776,030.80, 74,664,046.20 and 15,707,819.60 is: 23,561,729.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,776,030.80 : 74,664,046.20 = 15,707,819.60 : x
  2. Step 2: Convert to fraction form
    49,776,030.80/74,664,046.20 = 15,707,819.60/x
  3. Step 3: Cross multiply
    49,776,030.80x = 74,664,046.20 × 15,707,819.60
  4. Step 4: Simplify right side
    49,776,030.80x = 1,172,809,368,315,665.50
  5. Step 5: Solve for x
    x = 1,172,809,368,315,665.50/49,776,030.80
  6. Step 6: Final answer
    x = 23,561,729.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.