Home / 13,753,524.17-18,980,318.40-7,558,790.46

Finding the Fourth Proportional to 13,753,524.17, 18,980,318.40 and 7,558,790.46

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Solution

The fourth proportional to 13,753,524.17, 18,980,318.40 and 7,558,790.46 is: 10,431,380.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,753,524.17 : 18,980,318.40 = 7,558,790.46 : x
  2. Step 2: Convert to fraction form
    13,753,524.17/18,980,318.40 = 7,558,790.46/x
  3. Step 3: Cross multiply
    13,753,524.17x = 18,980,318.40 × 7,558,790.46
  4. Step 4: Simplify right side
    13,753,524.17x = 143,468,249,554,780.88
  5. Step 5: Solve for x
    x = 143,468,249,554,780.88/13,753,524.17
  6. Step 6: Final answer
    x = 10,431,380.92

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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.