Home / 56,188,374.78-84,282,595.05-15,798,858.78

Finding the Fourth Proportional to 56,188,374.78, 84,282,595.05 and 15,798,858.78

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Solution

The fourth proportional to 56,188,374.78, 84,282,595.05 and 15,798,858.78 is: 23,698,297.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,188,374.78 : 84,282,595.05 = 15,798,858.78 : x
  2. Step 2: Convert to fraction form
    56,188,374.78/84,282,595.05 = 15,798,858.78/x
  3. Step 3: Cross multiply
    56,188,374.78x = 84,282,595.05 × 15,798,858.78
  4. Step 4: Simplify right side
    56,188,374.78x = 1,331,568,816,806,877
  5. Step 5: Solve for x
    x = 1,331,568,816,806,877/56,188,374.78
  6. Step 6: Final answer
    x = 23,698,297.42

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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.