Home / 21,465,241.56-29,619,339-14,511,046.32

Finding the Fourth Proportional to 21,465,241.56, 29,619,339 and 14,511,046.32

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Solution

The fourth proportional to 21,465,241.56, 29,619,339 and 14,511,046.32 is: 20,023,422.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,465,241.56 : 29,619,339 = 14,511,046.32 : x
  2. Step 2: Convert to fraction form
    21,465,241.56/29,619,339 = 14,511,046.32/x
  3. Step 3: Cross multiply
    21,465,241.56x = 29,619,339 × 14,511,046.32
  4. Step 4: Simplify right side
    21,465,241.56x = 429,807,600,196,782.50
  5. Step 5: Solve for x
    x = 429,807,600,196,782.50/21,465,241.56
  6. Step 6: Final answer
    x = 20,023,422.47

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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.