Home / 57,731,530.06-79,669,607.57-31,625,478.73

Finding the Fourth Proportional to 57,731,530.06, 79,669,607.57 and 31,625,478.73

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Solution

The fourth proportional to 57,731,530.06, 79,669,607.57 and 31,625,478.73 is: 43,643,213.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,731,530.06 : 79,669,607.57 = 31,625,478.73 : x
  2. Step 2: Convert to fraction form
    57,731,530.06/79,669,607.57 = 31,625,478.73/x
  3. Step 3: Cross multiply
    57,731,530.06x = 79,669,607.57 × 31,625,478.73
  4. Step 4: Simplify right side
    57,731,530.06x = 2,519,589,479,632,482
  5. Step 5: Solve for x
    x = 2,519,589,479,632,482/57,731,530.06
  6. Step 6: Final answer
    x = 43,643,213.28

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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.