Home / 13,867,209.26-19,142,877.93-8,287,424.23

Finding the Fourth Proportional to 13,867,209.26, 19,142,877.93 and 8,287,424.23

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Solution

The fourth proportional to 13,867,209.26, 19,142,877.93 and 8,287,424.23 is: 11,440,308.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,867,209.26 : 19,142,877.93 = 8,287,424.23 : x
  2. Step 2: Convert to fraction form
    13,867,209.26/19,142,877.93 = 8,287,424.23/x
  3. Step 3: Cross multiply
    13,867,209.26x = 19,142,877.93 × 8,287,424.23
  4. Step 4: Simplify right side
    13,867,209.26x = 158,645,150,345,972.09
  5. Step 5: Solve for x
    x = 158,645,150,345,972.09/13,867,209.26
  6. Step 6: Final answer
    x = 11,440,308.38

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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.