Home / 13,807,175.76-19,046,001.72-8,641,569.24

Finding the Fourth Proportional to 13,807,175.76, 19,046,001.72 and 8,641,569.24

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Solution

The fourth proportional to 13,807,175.76, 19,046,001.72 and 8,641,569.24 is: 11,920,420.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,807,175.76 : 19,046,001.72 = 8,641,569.24 : x
  2. Step 2: Convert to fraction form
    13,807,175.76/19,046,001.72 = 8,641,569.24/x
  3. Step 3: Cross multiply
    13,807,175.76x = 19,046,001.72 × 8,641,569.24
  4. Step 4: Simplify right side
    13,807,175.76x = 164,587,342,608,539.09
  5. Step 5: Solve for x
    x = 164,587,342,608,539.09/13,807,175.76
  6. Step 6: Final answer
    x = 11,920,420.62

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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.