Home / 11,153,556.20-16,746,923.10-8,632,058.60

Finding the Fourth Proportional to 11,153,556.20, 16,746,923.10 and 8,632,058.60

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Solution

The fourth proportional to 11,153,556.20, 16,746,923.10 and 8,632,058.60 is: 12,960,926.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,153,556.20 : 16,746,923.10 = 8,632,058.60 : x
  2. Step 2: Convert to fraction form
    11,153,556.20/16,746,923.10 = 8,632,058.60/x
  3. Step 3: Cross multiply
    11,153,556.20x = 16,746,923.10 × 8,632,058.60
  4. Step 4: Simplify right side
    11,153,556.20x = 144,560,421,568,893.66
  5. Step 5: Solve for x
    x = 144,560,421,568,893.66/11,153,556.20
  6. Step 6: Final answer
    x = 12,960,926.45

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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.