Home / 11,975,578.80-16,526,316.60-6,818,944.56

Finding the Fourth Proportional to 11,975,578.80, 16,526,316.60 and 6,818,944.56

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Solution

The fourth proportional to 11,975,578.80, 16,526,316.60 and 6,818,944.56 is: 9,410,153.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,975,578.80 : 16,526,316.60 = 6,818,944.56 : x
  2. Step 2: Convert to fraction form
    11,975,578.80/16,526,316.60 = 6,818,944.56/x
  3. Step 3: Cross multiply
    11,975,578.80x = 16,526,316.60 × 6,818,944.56
  4. Step 4: Simplify right side
    11,975,578.80x = 112,692,036,676,407.69
  5. Step 5: Solve for x
    x = 112,692,036,676,407.69/11,975,578.80
  6. Step 6: Final answer
    x = 9,410,153.66

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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.