Home / 21,551,188.15-32,326,782.23-8,765,111.35

Finding the Fourth Proportional to 21,551,188.15, 32,326,782.23 and 8,765,111.35

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Solution

The fourth proportional to 21,551,188.15, 32,326,782.23 and 8,765,111.35 is: 13,147,667.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,551,188.15 : 32,326,782.23 = 8,765,111.35 : x
  2. Step 2: Convert to fraction form
    21,551,188.15/32,326,782.23 = 8,765,111.35/x
  3. Step 3: Cross multiply
    21,551,188.15x = 32,326,782.23 × 8,765,111.35
  4. Step 4: Simplify right side
    21,551,188.15x = 283,347,845,833,151.31
  5. Step 5: Solve for x
    x = 283,347,845,833,151.31/21,551,188.15
  6. Step 6: Final answer
    x = 13,147,667.03

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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.