Home / 8,435,128.30-11,640,456.06-4,567,649.26

Finding the Fourth Proportional to 8,435,128.30, 11,640,456.06 and 4,567,649.26

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Solution

The fourth proportional to 8,435,128.30, 11,640,456.06 and 4,567,649.26 is: 6,303,344.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,435,128.30 : 11,640,456.06 = 4,567,649.26 : x
  2. Step 2: Convert to fraction form
    8,435,128.30/11,640,456.06 = 4,567,649.26/x
  3. Step 3: Cross multiply
    8,435,128.30x = 11,640,456.06 × 4,567,649.26
  4. Step 4: Simplify right side
    8,435,128.30x = 53,169,520,508,521.52
  5. Step 5: Solve for x
    x = 53,169,520,508,521.52/8,435,128.30
  6. Step 6: Final answer
    x = 6,303,344.61

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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.