Home / 13,813,744.07-20,720,601.52-4,715,086.57

Finding the Fourth Proportional to 13,813,744.07, 20,720,601.52 and 4,715,086.57

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Solution

The fourth proportional to 13,813,744.07, 20,720,601.52 and 4,715,086.57 is: 7,072,624.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,813,744.07 : 20,720,601.52 = 4,715,086.57 : x
  2. Step 2: Convert to fraction form
    13,813,744.07/20,720,601.52 = 4,715,086.57/x
  3. Step 3: Cross multiply
    13,813,744.07x = 20,720,601.52 × 4,715,086.57
  4. Step 4: Simplify right side
    13,813,744.07x = 97,699,429,885,684.36
  5. Step 5: Solve for x
    x = 97,699,429,885,684.36/13,813,744.07
  6. Step 6: Final answer
    x = 7,072,624.87

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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.