Home / 8,615,830.26-11,891,610.10-5,133,209.18

Finding the Fourth Proportional to 8,615,830.26, 11,891,610.10 and 5,133,209.18

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Solution

The fourth proportional to 8,615,830.26, 11,891,610.10 and 5,133,209.18 is: 7,084,879.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,615,830.26 : 11,891,610.10 = 5,133,209.18 : x
  2. Step 2: Convert to fraction form
    8,615,830.26/11,891,610.10 = 5,133,209.18/x
  3. Step 3: Cross multiply
    8,615,830.26x = 11,891,610.10 × 5,133,209.18
  4. Step 4: Simplify right side
    8,615,830.26x = 61,042,122,147,196.72
  5. Step 5: Solve for x
    x = 61,042,122,147,196.72/8,615,830.26
  6. Step 6: Final answer
    x = 7,084,879.84

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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.