Home / 57,731,529.56-79,669,606.88-31,625,478.23

Finding the Fourth Proportional to 57,731,529.56, 79,669,606.88 and 31,625,478.23

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Solution

The fourth proportional to 57,731,529.56, 79,669,606.88 and 31,625,478.23 is: 43,643,212.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,731,529.56 : 79,669,606.88 = 31,625,478.23 : x
  2. Step 2: Convert to fraction form
    57,731,529.56/79,669,606.88 = 31,625,478.23/x
  3. Step 3: Cross multiply
    57,731,529.56x = 79,669,606.88 × 31,625,478.23
  4. Step 4: Simplify right side
    57,731,529.56x = 2,519,589,417,817,971
  5. Step 5: Solve for x
    x = 2,519,589,417,817,971/57,731,529.56
  6. Step 6: Final answer
    x = 43,643,212.59

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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.