Home / 21,551,187.15-32,326,780.73-8,765,110.35

Finding the Fourth Proportional to 21,551,187.15, 32,326,780.73 and 8,765,110.35

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Solution

The fourth proportional to 21,551,187.15, 32,326,780.73 and 8,765,110.35 is: 13,147,665.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,551,187.15 : 32,326,780.73 = 8,765,110.35 : x
  2. Step 2: Convert to fraction form
    21,551,187.15/32,326,780.73 = 8,765,110.35/x
  3. Step 3: Cross multiply
    21,551,187.15x = 32,326,780.73 × 8,765,110.35
  4. Step 4: Simplify right side
    21,551,187.15x = 283,347,800,314,878
  5. Step 5: Solve for x
    x = 283,347,800,314,878/21,551,187.15
  6. Step 6: Final answer
    x = 13,147,665.53

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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.