Home / 68,757,872.76-94,887,659.16-37,818,853.92

Finding the Fourth Proportional to 68,757,872.76, 94,887,659.16 and 37,818,853.92

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Solution

The fourth proportional to 68,757,872.76, 94,887,659.16 and 37,818,853.92 is: 52,191,005.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,757,872.76 : 94,887,659.16 = 37,818,853.92 : x
  2. Step 2: Convert to fraction form
    68,757,872.76/94,887,659.16 = 37,818,853.92/x
  3. Step 3: Cross multiply
    68,757,872.76x = 94,887,659.16 × 37,818,853.92
  4. Step 4: Simplify right side
    68,757,872.76x = 3,588,542,520,582,790
  5. Step 5: Solve for x
    x = 3,588,542,520,582,790/68,757,872.76
  6. Step 6: Final answer
    x = 52,191,005.58

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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.