Home / 21,556,035.15-32,322,089.80-7,171,250.41

Finding the Fourth Proportional to 21,556,035.15, 32,322,089.80 and 7,171,250.41

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Solution

The fourth proportional to 21,556,035.15, 32,322,089.80 and 7,171,250.41 is: 10,752,895.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,556,035.15 : 32,322,089.80 = 7,171,250.41 : x
  2. Step 2: Convert to fraction form
    21,556,035.15/32,322,089.80 = 7,171,250.41/x
  3. Step 3: Cross multiply
    21,556,035.15x = 32,322,089.80 × 7,171,250.41
  4. Step 4: Simplify right side
    21,556,035.15x = 231,789,799,730,306.84
  5. Step 5: Solve for x
    x = 231,789,799,730,306.84/21,556,035.15
  6. Step 6: Final answer
    x = 10,752,895.80

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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.