Home / 19,303,380.06-28,955,046.78-4,926,449.52

Finding the Fourth Proportional to 19,303,380.06, 28,955,046.78 and 4,926,449.52

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Solution

The fourth proportional to 19,303,380.06, 28,955,046.78 and 4,926,449.52 is: 7,389,668.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,303,380.06 : 28,955,046.78 = 4,926,449.52 : x
  2. Step 2: Convert to fraction form
    19,303,380.06/28,955,046.78 = 4,926,449.52/x
  3. Step 3: Cross multiply
    19,303,380.06x = 28,955,046.78 × 4,926,449.52
  4. Step 4: Simplify right side
    19,303,380.06x = 142,645,576,310,908.53
  5. Step 5: Solve for x
    x = 142,645,576,310,908.53/19,303,380.06
  6. Step 6: Final answer
    x = 7,389,668.33

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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.