Home / 9,515,609.62-13,131,555.71-5,164,697.52

Finding the Fourth Proportional to 9,515,609.62, 13,131,555.71 and 5,164,697.52

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Solution

The fourth proportional to 9,515,609.62, 13,131,555.71 and 5,164,697.52 is: 7,127,290.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,515,609.62 : 13,131,555.71 = 5,164,697.52 : x
  2. Step 2: Convert to fraction form
    9,515,609.62/13,131,555.71 = 5,164,697.52/x
  3. Step 3: Cross multiply
    9,515,609.62x = 13,131,555.71 × 5,164,697.52
  4. Step 4: Simplify right side
    9,515,609.62x = 67,820,513,183,355.34
  5. Step 5: Solve for x
    x = 67,820,513,183,355.34/9,515,609.62
  6. Step 6: Final answer
    x = 7,127,290.41

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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.