Home / 13,923,590.16-19,215,770.28-8,124,240.24

Finding the Fourth Proportional to 13,923,590.16, 19,215,770.28 and 8,124,240.24

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Solution

The fourth proportional to 13,923,590.16, 19,215,770.28 and 8,124,240.24 is: 11,212,160.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,923,590.16 : 19,215,770.28 = 8,124,240.24 : x
  2. Step 2: Convert to fraction form
    13,923,590.16/19,215,770.28 = 8,124,240.24/x
  3. Step 3: Cross multiply
    13,923,590.16x = 19,215,770.28 × 8,124,240.24
  4. Step 4: Simplify right side
    13,923,590.16x = 156,113,534,151,372.09
  5. Step 5: Solve for x
    x = 156,113,534,151,372.09/13,923,590.16
  6. Step 6: Final answer
    x = 11,212,160.97

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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.