Home / 81,441,134.58-112,387,967.27-44,269,203.20

Finding the Fourth Proportional to 81,441,134.58, 112,387,967.27 and 44,269,203.20

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Solution

The fourth proportional to 81,441,134.58, 112,387,967.27 and 44,269,203.20 is: 61,091,066.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,441,134.58 : 112,387,967.27 = 44,269,203.20 : x
  2. Step 2: Convert to fraction form
    81,441,134.58/112,387,967.27 = 44,269,203.20/x
  3. Step 3: Cross multiply
    81,441,134.58x = 112,387,967.27 × 44,269,203.20
  4. Step 4: Simplify right side
    81,441,134.58x = 4,975,325,760,310,579
  5. Step 5: Solve for x
    x = 4,975,325,760,310,579/81,441,134.58
  6. Step 6: Final answer
    x = 61,091,066.40

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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.