Home / 13,702,617.96-18,908,234.84-7,589,904.36

Finding the Fourth Proportional to 13,702,617.96, 18,908,234.84 and 7,589,904.36

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Solution

The fourth proportional to 13,702,617.96, 18,908,234.84 and 7,589,904.36 is: 10,473,304.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,702,617.96 : 18,908,234.84 = 7,589,904.36 : x
  2. Step 2: Convert to fraction form
    13,702,617.96/18,908,234.84 = 7,589,904.36/x
  3. Step 3: Cross multiply
    13,702,617.96x = 18,908,234.84 × 7,589,904.36
  4. Step 4: Simplify right side
    13,702,617.96x = 143,511,694,052,019.91
  5. Step 5: Solve for x
    x = 143,511,694,052,019.91/13,702,617.96
  6. Step 6: Final answer
    x = 10,473,304.77

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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.