Home / 11,434,440.96-17,151,644.16-8,911,987.20

Finding the Fourth Proportional to 11,434,440.96, 17,151,644.16 and 8,911,987.20

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Solution

The fourth proportional to 11,434,440.96, 17,151,644.16 and 8,911,987.20 is: 13,367,967.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,434,440.96 : 17,151,644.16 = 8,911,987.20 : x
  2. Step 2: Convert to fraction form
    11,434,440.96/17,151,644.16 = 8,911,987.20/x
  3. Step 3: Cross multiply
    11,434,440.96x = 17,151,644.16 × 8,911,987.20
  4. Step 4: Simplify right side
    11,434,440.96x = 152,855,233,212,874.75
  5. Step 5: Solve for x
    x = 152,855,233,212,874.75/11,434,440.96
  6. Step 6: Final answer
    x = 13,367,967.33

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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.