Home / 19,303,382.06-28,955,049.78-4,926,451.52

Finding the Fourth Proportional to 19,303,382.06, 28,955,049.78 and 4,926,451.52

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Solution

The fourth proportional to 19,303,382.06, 28,955,049.78 and 4,926,451.52 is: 7,389,671.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,303,382.06 : 28,955,049.78 = 4,926,451.52 : x
  2. Step 2: Convert to fraction form
    19,303,382.06/28,955,049.78 = 4,926,451.52/x
  3. Step 3: Cross multiply
    19,303,382.06x = 28,955,049.78 × 4,926,451.52
  4. Step 4: Simplify right side
    19,303,382.06x = 142,645,649,000,356.66
  5. Step 5: Solve for x
    x = 142,645,649,000,356.66/19,303,382.06
  6. Step 6: Final answer
    x = 7,389,671.33

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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.