Home / 9,515,367.84-13,131,219.93-5,164,453.65

Finding the Fourth Proportional to 9,515,367.84, 13,131,219.93 and 5,164,453.65

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Solution

The fourth proportional to 9,515,367.84, 13,131,219.93 and 5,164,453.65 is: 7,126,952.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,515,367.84 : 13,131,219.93 = 5,164,453.65 : x
  2. Step 2: Convert to fraction form
    9,515,367.84/13,131,219.93 = 5,164,453.65/x
  3. Step 3: Cross multiply
    9,515,367.84x = 13,131,219.93 × 5,164,453.65
  4. Step 4: Simplify right side
    9,515,367.84x = 67,815,576,696,441.25
  5. Step 5: Solve for x
    x = 67,815,576,696,441.25/9,515,367.84
  6. Step 6: Final answer
    x = 7,126,952.72

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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.