Home / 57,266,510.40-79,027,120.06-31,160,578.46

Finding the Fourth Proportional to 57,266,510.40, 79,027,120.06 and 31,160,578.46

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Solution

The fourth proportional to 57,266,510.40, 79,027,120.06 and 31,160,578.46 is: 43,001,236.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,266,510.40 : 79,027,120.06 = 31,160,578.46 : x
  2. Step 2: Convert to fraction form
    57,266,510.40/79,027,120.06 = 31,160,578.46/x
  3. Step 3: Cross multiply
    57,266,510.40x = 79,027,120.06 × 31,160,578.46
  4. Step 4: Simplify right side
    57,266,510.40x = 2,462,530,775,097,470
  5. Step 5: Solve for x
    x = 2,462,530,775,097,470/57,266,510.40
  6. Step 6: Final answer
    x = 43,001,236.81

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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.