Home / 8,485,010.42-12,728,710.98-2,725,812.81

Finding the Fourth Proportional to 8,485,010.42, 12,728,710.98 and 2,725,812.81

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Solution

The fourth proportional to 8,485,010.42, 12,728,710.98 and 2,725,812.81 is: 4,089,103.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,485,010.42 : 12,728,710.98 = 2,725,812.81 : x
  2. Step 2: Convert to fraction form
    8,485,010.42/12,728,710.98 = 2,725,812.81/x
  3. Step 3: Cross multiply
    8,485,010.42x = 12,728,710.98 × 2,725,812.81
  4. Step 4: Simplify right side
    8,485,010.42x = 34,696,083,444,071.66
  5. Step 5: Solve for x
    x = 34,696,083,444,071.66/8,485,010.42
  6. Step 6: Final answer
    x = 4,089,103.22

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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.