Home / 19,278,127.07-28,917,258.19-4,901,196.41

Finding the Fourth Proportional to 19,278,127.07, 28,917,258.19 and 4,901,196.41

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Solution

The fourth proportional to 19,278,127.07, 28,917,258.19 and 4,901,196.41 is: 7,351,811.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,278,127.07 : 28,917,258.19 = 4,901,196.41 : x
  2. Step 2: Convert to fraction form
    19,278,127.07/28,917,258.19 = 4,901,196.41/x
  3. Step 3: Cross multiply
    19,278,127.07x = 28,917,258.19 × 4,901,196.41
  4. Step 4: Simplify right side
    19,278,127.07x = 141,729,162,027,871.09
  5. Step 5: Solve for x
    x = 141,729,162,027,871.09/19,278,127.07
  6. Step 6: Final answer
    x = 7,351,811.80

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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.