Home / 12,205,068.36-18,313,576.71-4,918,224.93

Finding the Fourth Proportional to 12,205,068.36, 18,313,576.71 and 4,918,224.93

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Solution

The fourth proportional to 12,205,068.36, 18,313,576.71 and 4,918,224.93 is: 7,379,744.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,205,068.36 : 18,313,576.71 = 4,918,224.93 : x
  2. Step 2: Convert to fraction form
    12,205,068.36/18,313,576.71 = 4,918,224.93/x
  3. Step 3: Cross multiply
    12,205,068.36x = 18,313,576.71 × 4,918,224.93
  4. Step 4: Simplify right side
    12,205,068.36x = 90,070,289,532,589.38
  5. Step 5: Solve for x
    x = 90,070,289,532,589.38/12,205,068.36
  6. Step 6: Final answer
    x = 7,379,744.78

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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.