Home / 9,515,617.39-13,131,566.40-5,164,705.27

Finding the Fourth Proportional to 9,515,617.39, 13,131,566.40 and 5,164,705.27

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Solution

The fourth proportional to 9,515,617.39, 13,131,566.40 and 5,164,705.27 is: 7,127,301.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,515,617.39 : 13,131,566.40 = 5,164,705.27 : x
  2. Step 2: Convert to fraction form
    9,515,617.39/13,131,566.40 = 5,164,705.27/x
  3. Step 3: Cross multiply
    9,515,617.39x = 13,131,566.40 × 5,164,705.27
  4. Step 4: Simplify right side
    9,515,617.39x = 67,820,670,189,434.92
  5. Step 5: Solve for x
    x = 67,820,670,189,434.92/9,515,617.39
  6. Step 6: Final answer
    x = 7,127,301.09

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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.