Home / 8,918,453.70-13,377,485.88-2,853,167.22

Finding the Fourth Proportional to 8,918,453.70, 13,377,485.88 and 2,853,167.22

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Solution

The fourth proportional to 8,918,453.70, 13,377,485.88 and 2,853,167.22 is: 4,279,688.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,918,453.70 : 13,377,485.88 = 2,853,167.22 : x
  2. Step 2: Convert to fraction form
    8,918,453.70/13,377,485.88 = 2,853,167.22/x
  3. Step 3: Cross multiply
    8,918,453.70x = 13,377,485.88 × 2,853,167.22
  4. Step 4: Simplify right side
    8,918,453.70x = 38,168,204,198,828.86
  5. Step 5: Solve for x
    x = 38,168,204,198,828.86/8,918,453.70
  6. Step 6: Final answer
    x = 4,279,688.55

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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.