Home / 12,138,970.61-16,751,583.93-6,632,227.17

Finding the Fourth Proportional to 12,138,970.61, 16,751,583.93 and 6,632,227.17

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Solution

The fourth proportional to 12,138,970.61, 16,751,583.93 and 6,632,227.17 is: 9,152,366.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,138,970.61 : 16,751,583.93 = 6,632,227.17 : x
  2. Step 2: Convert to fraction form
    12,138,970.61/16,751,583.93 = 6,632,227.17/x
  3. Step 3: Cross multiply
    12,138,970.61x = 16,751,583.93 × 6,632,227.17
  4. Step 4: Simplify right side
    12,138,970.61x = 111,100,310,115,771.44
  5. Step 5: Solve for x
    x = 111,100,310,115,771.44/12,138,970.61
  6. Step 6: Final answer
    x = 9,152,366.68

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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.