Home / 89,741,572.81-123,852,891.66-52,603,056.31

Finding the Fourth Proportional to 89,741,572.81, 123,852,891.66 and 52,603,056.31

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Solution

The fourth proportional to 89,741,572.81, 123,852,891.66 and 52,603,056.31 is: 72,597,798.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,741,572.81 : 123,852,891.66 = 52,603,056.31 : x
  2. Step 2: Convert to fraction form
    89,741,572.81/123,852,891.66 = 52,603,056.31/x
  3. Step 3: Cross multiply
    89,741,572.81x = 123,852,891.66 × 52,603,056.31
  4. Step 4: Simplify right side
    89,741,572.81x = 6,515,040,634,147,309
  5. Step 5: Solve for x
    x = 6,515,040,634,147,309/89,741,572.81
  6. Step 6: Final answer
    x = 72,597,798.66

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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.