Home / 21,335,671.15-29,443,299.19-11,546,112.87

Finding the Fourth Proportional to 21,335,671.15, 29,443,299.19 and 11,546,112.87

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Solution

The fourth proportional to 21,335,671.15, 29,443,299.19 and 11,546,112.87 is: 15,933,675.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,335,671.15 : 29,443,299.19 = 11,546,112.87 : x
  2. Step 2: Convert to fraction form
    21,335,671.15/29,443,299.19 = 11,546,112.87/x
  3. Step 3: Cross multiply
    21,335,671.15x = 29,443,299.19 × 11,546,112.87
  4. Step 4: Simplify right side
    21,335,671.15x = 339,955,655,684,054.25
  5. Step 5: Solve for x
    x = 339,955,655,684,054.25/21,335,671.15
  6. Step 6: Final answer
    x = 15,933,675.27

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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.