Home / 38,250,954.63-57,376,396.88-11,989,979.25

Finding the Fourth Proportional to 38,250,954.63, 57,376,396.88 and 11,989,979.25

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Solution

The fourth proportional to 38,250,954.63, 57,376,396.88 and 11,989,979.25 is: 17,984,957.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,250,954.63 : 57,376,396.88 = 11,989,979.25 : x
  2. Step 2: Convert to fraction form
    38,250,954.63/57,376,396.88 = 11,989,979.25/x
  3. Step 3: Cross multiply
    38,250,954.63x = 57,376,396.88 × 11,989,979.25
  4. Step 4: Simplify right side
    38,250,954.63x = 687,941,807,714,107.75
  5. Step 5: Solve for x
    x = 687,941,807,714,107.75/38,250,954.63
  6. Step 6: Final answer
    x = 17,984,957.88

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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.