Home / 76,633,353.36-114,965,196.84-28,111,631.04

Finding the Fourth Proportional to 76,633,353.36, 114,965,196.84 and 28,111,631.04

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Solution

The fourth proportional to 76,633,353.36, 114,965,196.84 and 28,111,631.04 is: 42,173,010.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,633,353.36 : 114,965,196.84 = 28,111,631.04 : x
  2. Step 2: Convert to fraction form
    76,633,353.36/114,965,196.84 = 28,111,631.04/x
  3. Step 3: Cross multiply
    76,633,353.36x = 114,965,196.84 × 28,111,631.04
  4. Step 4: Simplify right side
    76,633,353.36x = 3,231,859,196,007,054
  5. Step 5: Solve for x
    x = 3,231,859,196,007,054/76,633,353.36
  6. Step 6: Final answer
    x = 42,173,010.24

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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.