Home / 19,394,827.31-29,092,386.77-8,609,228.57

Finding the Fourth Proportional to 19,394,827.31, 29,092,386.77 and 8,609,228.57

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Solution

The fourth proportional to 19,394,827.31, 29,092,386.77 and 8,609,228.57 is: 12,913,907.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,394,827.31 : 29,092,386.77 = 8,609,228.57 : x
  2. Step 2: Convert to fraction form
    19,394,827.31/29,092,386.77 = 8,609,228.57/x
  3. Step 3: Cross multiply
    19,394,827.31x = 29,092,386.77 × 8,609,228.57
  4. Step 4: Simplify right side
    19,394,827.31x = 250,463,007,411,743.44
  5. Step 5: Solve for x
    x = 250,463,007,411,743.44/19,394,827.31
  6. Step 6: Final answer
    x = 12,913,907.58

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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.