Home / 12,714,491.64-17,546,217.78-6,913,312.56

Finding the Fourth Proportional to 12,714,491.64, 17,546,217.78 and 6,913,312.56

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Solution

The fourth proportional to 12,714,491.64, 17,546,217.78 and 6,913,312.56 is: 9,540,490.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,714,491.64 : 17,546,217.78 = 6,913,312.56 : x
  2. Step 2: Convert to fraction form
    12,714,491.64/17,546,217.78 = 6,913,312.56/x
  3. Step 3: Cross multiply
    12,714,491.64x = 17,546,217.78 × 6,913,312.56
  4. Step 4: Simplify right side
    12,714,491.64x = 121,302,487,758,969.31
  5. Step 5: Solve for x
    x = 121,302,487,758,969.31/12,714,491.64
  6. Step 6: Final answer
    x = 9,540,490.58

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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.