Home / 43,671,353.53-65,472,514.31-21,800,508.12

Finding the Fourth Proportional to 43,671,353.53, 65,472,514.31 and 21,800,508.12

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Solution

The fourth proportional to 43,671,353.53, 65,472,514.31 and 21,800,508.12 is: 32,683,531.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,671,353.53 : 65,472,514.31 = 21,800,508.12 : x
  2. Step 2: Convert to fraction form
    43,671,353.53/65,472,514.31 = 21,800,508.12/x
  3. Step 3: Cross multiply
    43,671,353.53x = 65,472,514.31 × 21,800,508.12
  4. Step 4: Simplify right side
    43,671,353.53x = 1,427,334,079,851,971.25
  5. Step 5: Solve for x
    x = 1,427,334,079,851,971.25/43,671,353.53
  6. Step 6: Final answer
    x = 32,683,531.98

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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.