Home / 68,501,788.40-94,441,018.64-54,419,699.46

Finding the Fourth Proportional to 68,501,788.40, 94,441,018.64 and 54,419,699.46

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Solution

The fourth proportional to 68,501,788.40, 94,441,018.64 and 54,419,699.46 is: 75,026,535.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,501,788.40 : 94,441,018.64 = 54,419,699.46 : x
  2. Step 2: Convert to fraction form
    68,501,788.40/94,441,018.64 = 54,419,699.46/x
  3. Step 3: Cross multiply
    68,501,788.40x = 94,441,018.64 × 54,419,699.46
  4. Step 4: Simplify right side
    68,501,788.40x = 5,139,451,851,085,058
  5. Step 5: Solve for x
    x = 5,139,451,851,085,058/68,501,788.40
  6. Step 6: Final answer
    x = 75,026,535.38

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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.