Home / 42,802,017.12-64,165,234.32-32,749,515.36

Finding the Fourth Proportional to 42,802,017.12, 64,165,234.32 and 32,749,515.36

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Solution

The fourth proportional to 42,802,017.12, 64,165,234.32 and 32,749,515.36 is: 49,095,357.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,802,017.12 : 64,165,234.32 = 32,749,515.36 : x
  2. Step 2: Convert to fraction form
    42,802,017.12/64,165,234.32 = 32,749,515.36/x
  3. Step 3: Cross multiply
    42,802,017.12x = 64,165,234.32 × 32,749,515.36
  4. Step 4: Simplify right side
    42,802,017.12x = 2,101,380,326,940,839.25
  5. Step 5: Solve for x
    x = 2,101,380,326,940,839.25/42,802,017.12
  6. Step 6: Final answer
    x = 49,095,357.38

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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.