Home / 27,085,556.98-40,618,887.63-11,931,221.62

Finding the Fourth Proportional to 27,085,556.98, 40,618,887.63 and 11,931,221.62

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Solution

The fourth proportional to 27,085,556.98, 40,618,887.63 and 11,931,221.62 is: 17,892,670.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,085,556.98 : 40,618,887.63 = 11,931,221.62 : x
  2. Step 2: Convert to fraction form
    27,085,556.98/40,618,887.63 = 11,931,221.62/x
  3. Step 3: Cross multiply
    27,085,556.98x = 40,618,887.63 × 11,931,221.62
  4. Step 4: Simplify right side
    27,085,556.98x = 484,632,950,271,406.56
  5. Step 5: Solve for x
    x = 484,632,950,271,406.56/27,085,556.98
  6. Step 6: Final answer
    x = 17,892,670.64

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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.