Home / 33,138,954.16-45,730,481.28-18,455,239.36

Finding the Fourth Proportional to 33,138,954.16, 45,730,481.28 and 18,455,239.36

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Solution

The fourth proportional to 33,138,954.16, 45,730,481.28 and 18,455,239.36 is: 25,467,520.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,138,954.16 : 45,730,481.28 = 18,455,239.36 : x
  2. Step 2: Convert to fraction form
    33,138,954.16/45,730,481.28 = 18,455,239.36/x
  3. Step 3: Cross multiply
    33,138,954.16x = 45,730,481.28 × 18,455,239.36
  4. Step 4: Simplify right side
    33,138,954.16x = 843,966,978,070,399.12
  5. Step 5: Solve for x
    x = 843,966,978,070,399.12/33,138,954.16
  6. Step 6: Final answer
    x = 25,467,520.01

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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.