Home / 13,584,611.76-18,745,629.52-8,001,971.72

Finding the Fourth Proportional to 13,584,611.76, 18,745,629.52 and 8,001,971.72

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Solution

The fourth proportional to 13,584,611.76, 18,745,629.52 and 8,001,971.72 is: 11,042,052.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,584,611.76 : 18,745,629.52 = 8,001,971.72 : x
  2. Step 2: Convert to fraction form
    13,584,611.76/18,745,629.52 = 8,001,971.72/x
  3. Step 3: Cross multiply
    13,584,611.76x = 18,745,629.52 × 8,001,971.72
  4. Step 4: Simplify right side
    13,584,611.76x = 150,001,997,292,637.16
  5. Step 5: Solve for x
    x = 150,001,997,292,637.16/13,584,611.76
  6. Step 6: Final answer
    x = 11,042,052.58

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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.