Home / 19,171,359.87-28,771,322.13-14,066,979.84

Finding the Fourth Proportional to 19,171,359.87, 28,771,322.13 and 14,066,979.84

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Solution

The fourth proportional to 19,171,359.87, 28,771,322.13 and 14,066,979.84 is: 21,110,949.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,171,359.87 : 28,771,322.13 = 14,066,979.84 : x
  2. Step 2: Convert to fraction form
    19,171,359.87/28,771,322.13 = 14,066,979.84/x
  3. Step 3: Cross multiply
    19,171,359.87x = 28,771,322.13 × 14,066,979.84
  4. Step 4: Simplify right side
    19,171,359.87x = 404,725,608,228,999.25
  5. Step 5: Solve for x
    x = 404,725,608,228,999.25/19,171,359.87
  6. Step 6: Final answer
    x = 21,110,949.41

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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.