Home / 13,067,773.11-18,033,541.87-7,266,430.29

Finding the Fourth Proportional to 13,067,773.11, 18,033,541.87 and 7,266,430.29

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Solution

The fourth proportional to 13,067,773.11, 18,033,541.87 and 7,266,430.29 is: 10,027,682.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,067,773.11 : 18,033,541.87 = 7,266,430.29 : x
  2. Step 2: Convert to fraction form
    13,067,773.11/18,033,541.87 = 7,266,430.29/x
  3. Step 3: Cross multiply
    13,067,773.11x = 18,033,541.87 × 7,266,430.29
  4. Step 4: Simplify right side
    13,067,773.11x = 131,039,474,892,510.78
  5. Step 5: Solve for x
    x = 131,039,474,892,510.78/13,067,773.11
  6. Step 6: Final answer
    x = 10,027,682.13

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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.