Home / 11,151,321-16,726,982.40-3,963,138.60

Finding the Fourth Proportional to 11,151,321, 16,726,982.40 and 3,963,138.60

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Solution

The fourth proportional to 11,151,321, 16,726,982.40 and 3,963,138.60 is: 5,944,708.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,151,321 : 16,726,982.40 = 3,963,138.60 : x
  2. Step 2: Convert to fraction form
    11,151,321/16,726,982.40 = 3,963,138.60/x
  3. Step 3: Cross multiply
    11,151,321x = 16,726,982.40 × 3,963,138.60
  4. Step 4: Simplify right side
    11,151,321x = 66,291,349,610,960.64
  5. Step 5: Solve for x
    x = 66,291,349,610,960.64/11,151,321
  6. Step 6: Final answer
    x = 5,944,708.22

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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.