Home / 28,078,249.79-42,309,029.36-23,072,807.34

Finding the Fourth Proportional to 28,078,249.79, 42,309,029.36 and 23,072,807.34

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Solution

The fourth proportional to 28,078,249.79, 42,309,029.36 and 23,072,807.34 is: 34,766,699.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,078,249.79 : 42,309,029.36 = 23,072,807.34 : x
  2. Step 2: Convert to fraction form
    28,078,249.79/42,309,029.36 = 23,072,807.34/x
  3. Step 3: Cross multiply
    28,078,249.79x = 42,309,029.36 × 23,072,807.34
  4. Step 4: Simplify right side
    28,078,249.79x = 976,188,083,223,365.50
  5. Step 5: Solve for x
    x = 976,188,083,223,365.50/28,078,249.79
  6. Step 6: Final answer
    x = 34,766,699.86

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.