Home / 9,486,471.53-13,091,335.11-5,135,557.83

Finding the Fourth Proportional to 9,486,471.53, 13,091,335.11 and 5,135,557.83

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Solution

The fourth proportional to 9,486,471.53, 13,091,335.11 and 5,135,557.83 is: 7,087,072.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,486,471.53 : 13,091,335.11 = 5,135,557.83 : x
  2. Step 2: Convert to fraction form
    9,486,471.53/13,091,335.11 = 5,135,557.83/x
  3. Step 3: Cross multiply
    9,486,471.53x = 13,091,335.11 × 5,135,557.83
  4. Step 4: Simplify right side
    9,486,471.53x = 67,231,308,529,314.41
  5. Step 5: Solve for x
    x = 67,231,308,529,314.41/9,486,471.53
  6. Step 6: Final answer
    x = 7,087,072.19

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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.