Home / 68,132,629.12-94,010,448.72-38,762,247.04

Finding the Fourth Proportional to 68,132,629.12, 94,010,448.72 and 38,762,247.04

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Solution

The fourth proportional to 68,132,629.12, 94,010,448.72 and 38,762,247.04 is: 53,484,744.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,132,629.12 : 94,010,448.72 = 38,762,247.04 : x
  2. Step 2: Convert to fraction form
    68,132,629.12/94,010,448.72 = 38,762,247.04/x
  3. Step 3: Cross multiply
    68,132,629.12x = 94,010,448.72 × 38,762,247.04
  4. Step 4: Simplify right side
    68,132,629.12x = 3,644,056,237,625,891.50
  5. Step 5: Solve for x
    x = 3,644,056,237,625,891.50/68,132,629.12
  6. Step 6: Final answer
    x = 53,484,744.16

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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.