Home / 21,654,912.58-32,486,465.64-8,702,071.56

Finding the Fourth Proportional to 21,654,912.58, 32,486,465.64 and 8,702,071.56

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Solution

The fourth proportional to 21,654,912.58, 32,486,465.64 and 8,702,071.56 is: 13,054,753.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,654,912.58 : 32,486,465.64 = 8,702,071.56 : x
  2. Step 2: Convert to fraction form
    21,654,912.58/32,486,465.64 = 8,702,071.56/x
  3. Step 3: Cross multiply
    21,654,912.58x = 32,486,465.64 × 8,702,071.56
  4. Step 4: Simplify right side
    21,654,912.58x = 282,699,548,730,761.25
  5. Step 5: Solve for x
    x = 282,699,548,730,761.25/21,654,912.58
  6. Step 6: Final answer
    x = 13,054,753.64

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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.