Home / 12,615,862.35-17,409,887.37-6,814,644.24

Finding the Fourth Proportional to 12,615,862.35, 17,409,887.37 and 6,814,644.24

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Solution

The fourth proportional to 12,615,862.35, 17,409,887.37 and 6,814,644.24 is: 9,404,207.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,615,862.35 : 17,409,887.37 = 6,814,644.24 : x
  2. Step 2: Convert to fraction form
    12,615,862.35/17,409,887.37 = 6,814,644.24/x
  3. Step 3: Cross multiply
    12,615,862.35x = 17,409,887.37 × 6,814,644.24
  4. Step 4: Simplify right side
    12,615,862.35x = 118,642,188,685,019.27
  5. Step 5: Solve for x
    x = 118,642,188,685,019.27/12,615,862.35
  6. Step 6: Final answer
    x = 9,404,207.61

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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.