Home / 28,043,196.47-38,706,067.60-16,444,496.65

Finding the Fourth Proportional to 28,043,196.47, 38,706,067.60 and 16,444,496.65

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Solution

The fourth proportional to 28,043,196.47, 38,706,067.60 and 16,444,496.65 is: 22,697,191.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,043,196.47 : 38,706,067.60 = 16,444,496.65 : x
  2. Step 2: Convert to fraction form
    28,043,196.47/38,706,067.60 = 16,444,496.65/x
  3. Step 3: Cross multiply
    28,043,196.47x = 38,706,067.60 × 16,444,496.65
  4. Step 4: Simplify right side
    28,043,196.47x = 636,501,798,982,873.62
  5. Step 5: Solve for x
    x = 636,501,798,982,873.62/28,043,196.47
  6. Step 6: Final answer
    x = 22,697,191.44

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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.