Home / 19,055,215.39-28,566,755.31-8,264,388.91

Finding the Fourth Proportional to 19,055,215.39, 28,566,755.31 and 8,264,388.91

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Solution

The fourth proportional to 19,055,215.39, 28,566,755.31 and 8,264,388.91 is: 12,389,614.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,055,215.39 : 28,566,755.31 = 8,264,388.91 : x
  2. Step 2: Convert to fraction form
    19,055,215.39/28,566,755.31 = 8,264,388.91/x
  3. Step 3: Cross multiply
    19,055,215.39x = 28,566,755.31 × 8,264,388.91
  4. Step 4: Simplify right side
    19,055,215.39x = 236,086,775,635,813.84
  5. Step 5: Solve for x
    x = 236,086,775,635,813.84/19,055,215.39
  6. Step 6: Final answer
    x = 12,389,614.65

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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.