Home / 21,579,010.99-32,346,706.12-9,290,989.61

Finding the Fourth Proportional to 21,579,010.99, 32,346,706.12 and 9,290,989.61

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Solution

The fourth proportional to 21,579,010.99, 32,346,706.12 and 9,290,989.61 is: 13,927,093.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,579,010.99 : 32,346,706.12 = 9,290,989.61 : x
  2. Step 2: Convert to fraction form
    21,579,010.99/32,346,706.12 = 9,290,989.61/x
  3. Step 3: Cross multiply
    21,579,010.99x = 32,346,706.12 × 9,290,989.61
  4. Step 4: Simplify right side
    21,579,010.99x = 300,532,910,458,212.06
  5. Step 5: Solve for x
    x = 300,532,910,458,212.06/21,579,010.99
  6. Step 6: Final answer
    x = 13,927,093.81

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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.