Home / 13,008,243.15-19,504,491.53-5,818,436.91

Finding the Fourth Proportional to 13,008,243.15, 19,504,491.53 and 5,818,436.91

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Solution

The fourth proportional to 13,008,243.15, 19,504,491.53 and 5,818,436.91 is: 8,724,133.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,008,243.15 : 19,504,491.53 = 5,818,436.91 : x
  2. Step 2: Convert to fraction form
    13,008,243.15/19,504,491.53 = 5,818,436.91/x
  3. Step 3: Cross multiply
    13,008,243.15x = 19,504,491.53 × 5,818,436.91
  4. Step 4: Simplify right side
    13,008,243.15x = 113,485,653,399,842.19
  5. Step 5: Solve for x
    x = 113,485,653,399,842.19/13,008,243.15
  6. Step 6: Final answer
    x = 8,724,133.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.