Home / 21,714,844.57-29,966,406.85-11,925,922.48

Finding the Fourth Proportional to 21,714,844.57, 29,966,406.85 and 11,925,922.48

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Solution

The fourth proportional to 21,714,844.57, 29,966,406.85 and 11,925,922.48 is: 16,457,729.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,714,844.57 : 29,966,406.85 = 11,925,922.48 : x
  2. Step 2: Convert to fraction form
    21,714,844.57/29,966,406.85 = 11,925,922.48/x
  3. Step 3: Cross multiply
    21,714,844.57x = 29,966,406.85 × 11,925,922.48
  4. Step 4: Simplify right side
    21,714,844.57x = 357,377,045,097,241
  5. Step 5: Solve for x
    x = 357,377,045,097,241/21,714,844.57
  6. Step 6: Final answer
    x = 16,457,729.82

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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.