Home / 75,442,917-113,165,425.26-21,590,229

Finding the Fourth Proportional to 75,442,917, 113,165,425.26 and 21,590,229

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Solution

The fourth proportional to 75,442,917, 113,165,425.26 and 21,590,229 is: 32,385,643.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,442,917 : 113,165,425.26 = 21,590,229 : x
  2. Step 2: Convert to fraction form
    75,442,917/113,165,425.26 = 21,590,229/x
  3. Step 3: Cross multiply
    75,442,917x = 113,165,425.26 × 21,590,229
  4. Step 4: Simplify right side
    75,442,917x = 2,443,267,446,245,784.50
  5. Step 5: Solve for x
    x = 2,443,267,446,245,784.50/75,442,917
  6. Step 6: Final answer
    x = 32,385,643.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.