Home / 68,940,678.60-95,137,566.48-37,578,157.38

Finding the Fourth Proportional to 68,940,678.60, 95,137,566.48 and 37,578,157.38

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Solution

The fourth proportional to 68,940,678.60, 95,137,566.48 and 37,578,157.38 is: 51,857,546.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,940,678.60 : 95,137,566.48 = 37,578,157.38 : x
  2. Step 2: Convert to fraction form
    68,940,678.60/95,137,566.48 = 37,578,157.38/x
  3. Step 3: Cross multiply
    68,940,678.60x = 95,137,566.48 × 37,578,157.38
  4. Step 4: Simplify right side
    68,940,678.60x = 3,575,094,445,935,653
  5. Step 5: Solve for x
    x = 3,575,094,445,935,653/68,940,678.60
  6. Step 6: Final answer
    x = 51,857,546.50

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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.