Home / 10,993,051.20-16,489,576.80-8,264,987.40

Finding the Fourth Proportional to 10,993,051.20, 16,489,576.80 and 8,264,987.40

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Solution

The fourth proportional to 10,993,051.20, 16,489,576.80 and 8,264,987.40 is: 12,397,481.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,993,051.20 : 16,489,576.80 = 8,264,987.40 : x
  2. Step 2: Convert to fraction form
    10,993,051.20/16,489,576.80 = 8,264,987.40/x
  3. Step 3: Cross multiply
    10,993,051.20x = 16,489,576.80 × 8,264,987.40
  4. Step 4: Simplify right side
    10,993,051.20x = 136,286,144,483,332.33
  5. Step 5: Solve for x
    x = 136,286,144,483,332.33/10,993,051.20
  6. Step 6: Final answer
    x = 12,397,481.10

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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.