Home / 42,183,326.40-63,168,701.40-27,728,131.20

Finding the Fourth Proportional to 42,183,326.40, 63,168,701.40 and 27,728,131.20

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Solution

The fourth proportional to 42,183,326.40, 63,168,701.40 and 27,728,131.20 is: 41,522,330.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,183,326.40 : 63,168,701.40 = 27,728,131.20 : x
  2. Step 2: Convert to fraction form
    42,183,326.40/63,168,701.40 = 27,728,131.20/x
  3. Step 3: Cross multiply
    42,183,326.40x = 63,168,701.40 × 27,728,131.20
  4. Step 4: Simplify right side
    42,183,326.40x = 1,751,550,040,152,823.50
  5. Step 5: Solve for x
    x = 1,751,550,040,152,823.50/42,183,326.40
  6. Step 6: Final answer
    x = 41,522,330.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.