Home / 13,081,741.41-18,052,803.17-7,281,893.28

Finding the Fourth Proportional to 13,081,741.41, 18,052,803.17 and 7,281,893.28

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Solution

The fourth proportional to 13,081,741.41, 18,052,803.17 and 7,281,893.28 is: 10,049,012.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,081,741.41 : 18,052,803.17 = 7,281,893.28 : x
  2. Step 2: Convert to fraction form
    13,081,741.41/18,052,803.17 = 7,281,893.28/x
  3. Step 3: Cross multiply
    13,081,741.41x = 18,052,803.17 × 7,281,893.28
  4. Step 4: Simplify right side
    13,081,741.41x = 131,458,586,052,376.23
  5. Step 5: Solve for x
    x = 131,458,586,052,376.23/13,081,741.41
  6. Step 6: Final answer
    x = 10,049,012.74

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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.