Home / 19,394,842.32-29,092,409.31-8,609,243.58

Finding the Fourth Proportional to 19,394,842.32, 29,092,409.31 and 8,609,243.58

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Solution

The fourth proportional to 19,394,842.32, 29,092,409.31 and 8,609,243.58 is: 12,913,930.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,394,842.32 : 29,092,409.31 = 8,609,243.58 : x
  2. Step 2: Convert to fraction form
    19,394,842.32/29,092,409.31 = 8,609,243.58/x
  3. Step 3: Cross multiply
    19,394,842.32x = 29,092,409.31 × 8,609,243.58
  4. Step 4: Simplify right side
    19,394,842.32x = 250,463,638,078,849.72
  5. Step 5: Solve for x
    x = 250,463,638,078,849.72/19,394,842.32
  6. Step 6: Final answer
    x = 12,913,930.10

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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.