Home / 18,815,567.64-25,976,614.14-11,852,214.36

Finding the Fourth Proportional to 18,815,567.64, 25,976,614.14 and 11,852,214.36

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Solution

The fourth proportional to 18,815,567.64, 25,976,614.14 and 11,852,214.36 is: 16,363,067.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,815,567.64 : 25,976,614.14 = 11,852,214.36 : x
  2. Step 2: Convert to fraction form
    18,815,567.64/25,976,614.14 = 11,852,214.36/x
  3. Step 3: Cross multiply
    18,815,567.64x = 25,976,614.14 × 11,852,214.36
  4. Step 4: Simplify right side
    18,815,567.64x = 307,880,399,134,287.06
  5. Step 5: Solve for x
    x = 307,880,399,134,287.06/18,815,567.64
  6. Step 6: Final answer
    x = 16,363,067.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.