Home / 63,586,005.12-87,743,684.16-36,083,933.28

Finding the Fourth Proportional to 63,586,005.12, 87,743,684.16 and 36,083,933.28

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Solution

The fourth proportional to 63,586,005.12, 87,743,684.16 and 36,083,933.28 is: 49,792,988.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,586,005.12 : 87,743,684.16 = 36,083,933.28 : x
  2. Step 2: Convert to fraction form
    63,586,005.12/87,743,684.16 = 36,083,933.28/x
  3. Step 3: Cross multiply
    63,586,005.12x = 87,743,684.16 × 36,083,933.28
  4. Step 4: Simplify right side
    63,586,005.12x = 3,166,137,244,970,833
  5. Step 5: Solve for x
    x = 3,166,137,244,970,833/63,586,005.12
  6. Step 6: Final answer
    x = 49,792,988.87

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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.