Home / 11,656,421.90-17,477,634.45-5,987,717.90

Finding the Fourth Proportional to 11,656,421.90, 17,477,634.45 and 5,987,717.90

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Solution

The fourth proportional to 11,656,421.90, 17,477,634.45 and 5,987,717.90 is: 8,977,981.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,656,421.90 : 17,477,634.45 = 5,987,717.90 : x
  2. Step 2: Convert to fraction form
    11,656,421.90/17,477,634.45 = 5,987,717.90/x
  3. Step 3: Cross multiply
    11,656,421.90x = 17,477,634.45 × 5,987,717.90
  4. Step 4: Simplify right side
    11,656,421.90x = 104,651,144,645,921.66
  5. Step 5: Solve for x
    x = 104,651,144,645,921.66/11,656,421.90
  6. Step 6: Final answer
    x = 8,977,981.88

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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.