Home / 40,293,767.27-55,603,776.62-21,958,659.11

Finding the Fourth Proportional to 40,293,767.27, 55,603,776.62 and 21,958,659.11

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Solution

The fourth proportional to 40,293,767.27, 55,603,776.62 and 21,958,659.11 is: 30,302,065.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,293,767.27 : 55,603,776.62 = 21,958,659.11 : x
  2. Step 2: Convert to fraction form
    40,293,767.27/55,603,776.62 = 21,958,659.11/x
  3. Step 3: Cross multiply
    40,293,767.27x = 55,603,776.62 × 21,958,659.11
  4. Step 4: Simplify right side
    40,293,767.27x = 1,220,984,375,804,045.75
  5. Step 5: Solve for x
    x = 1,220,984,375,804,045.75/40,293,767.27
  6. Step 6: Final answer
    x = 30,302,065.52

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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.