Home / 27,860,613.80-38,446,361.84-15,471,498.56

Finding the Fourth Proportional to 27,860,613.80, 38,446,361.84 and 15,471,498.56

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Solution

The fourth proportional to 27,860,613.80, 38,446,361.84 and 15,471,498.56 is: 21,349,954.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,860,613.80 : 38,446,361.84 = 15,471,498.56 : x
  2. Step 2: Convert to fraction form
    27,860,613.80/38,446,361.84 = 15,471,498.56/x
  3. Step 3: Cross multiply
    27,860,613.80x = 38,446,361.84 × 15,471,498.56
  4. Step 4: Simplify right side
    27,860,613.80x = 594,822,831,691,245.88
  5. Step 5: Solve for x
    x = 594,822,831,691,245.88/27,860,613.80
  6. Step 6: Final answer
    x = 21,349,954.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.