Home / 56,160,460.89-77,504,429.81-31,381,249.23

Finding the Fourth Proportional to 56,160,460.89, 77,504,429.81 and 31,381,249.23

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Solution

The fourth proportional to 56,160,460.89, 77,504,429.81 and 31,381,249.23 is: 43,307,796.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,160,460.89 : 77,504,429.81 = 31,381,249.23 : x
  2. Step 2: Convert to fraction form
    56,160,460.89/77,504,429.81 = 31,381,249.23/x
  3. Step 3: Cross multiply
    56,160,460.89x = 77,504,429.81 × 31,381,249.23
  4. Step 4: Simplify right side
    56,160,460.89x = 2,432,185,828,375,104.50
  5. Step 5: Solve for x
    x = 2,432,185,828,375,104.50/56,160,460.89
  6. Step 6: Final answer
    x = 43,307,796.80

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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.