Home / 56,164,064.62-77,504,965.67-31,384,455.10

Finding the Fourth Proportional to 56,164,064.62, 77,504,965.67 and 31,384,455.10

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Solution

The fourth proportional to 56,164,064.62, 77,504,965.67 and 31,384,455.10 is: 43,309,741.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,164,064.62 : 77,504,965.67 = 31,384,455.10 : x
  2. Step 2: Convert to fraction form
    56,164,064.62/77,504,965.67 = 31,384,455.10/x
  3. Step 3: Cross multiply
    56,164,064.62x = 77,504,965.67 × 31,384,455.10
  4. Step 4: Simplify right side
    56,164,064.62x = 2,432,451,115,097,156.50
  5. Step 5: Solve for x
    x = 2,432,451,115,097,156.50/56,164,064.62
  6. Step 6: Final answer
    x = 43,309,741.41

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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.