Home / 21,767,570.40-32,654,811.60-7,391,992.80

Finding the Fourth Proportional to 21,767,570.40, 32,654,811.60 and 7,391,992.80

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Solution

The fourth proportional to 21,767,570.40, 32,654,811.60 and 7,391,992.80 is: 11,089,162.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,767,570.40 : 32,654,811.60 = 7,391,992.80 : x
  2. Step 2: Convert to fraction form
    21,767,570.40/32,654,811.60 = 7,391,992.80/x
  3. Step 3: Cross multiply
    21,767,570.40x = 32,654,811.60 × 7,391,992.80
  4. Step 4: Simplify right side
    21,767,570.40x = 241,384,132,232,556.50
  5. Step 5: Solve for x
    x = 241,384,132,232,556.50/21,767,570.40
  6. Step 6: Final answer
    x = 11,089,162.81

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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.