Home / 12,138,960.02-16,751,569.32-6,632,216.55

Finding the Fourth Proportional to 12,138,960.02, 16,751,569.32 and 6,632,216.55

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Solution

The fourth proportional to 12,138,960.02, 16,751,569.32 and 6,632,216.55 is: 9,152,352.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,138,960.02 : 16,751,569.32 = 6,632,216.55 : x
  2. Step 2: Convert to fraction form
    12,138,960.02/16,751,569.32 = 6,632,216.55/x
  3. Step 3: Cross multiply
    12,138,960.02x = 16,751,569.32 × 6,632,216.55
  4. Step 4: Simplify right side
    12,138,960.02x = 111,100,035,282,576.25
  5. Step 5: Solve for x
    x = 111,100,035,282,576.25/12,138,960.02
  6. Step 6: Final answer
    x = 9,152,352.03

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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.