Home / 12,714,494.64-17,546,221.92-6,913,315.56

Finding the Fourth Proportional to 12,714,494.64, 17,546,221.92 and 6,913,315.56

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Solution

The fourth proportional to 12,714,494.64, 17,546,221.92 and 6,913,315.56 is: 9,540,494.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,714,494.64 : 17,546,221.92 = 6,913,315.56 : x
  2. Step 2: Convert to fraction form
    12,714,494.64/17,546,221.92 = 6,913,315.56/x
  3. Step 3: Cross multiply
    12,714,494.64x = 17,546,221.92 × 6,913,315.56
  4. Step 4: Simplify right side
    12,714,494.64x = 121,302,569,018,749.08
  5. Step 5: Solve for x
    x = 121,302,569,018,749.08/12,714,494.64
  6. Step 6: Final answer
    x = 9,540,494.72

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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.