Home / 38,296,018.96-52,848,255.36-21,776,144.76

Finding the Fourth Proportional to 38,296,018.96, 52,848,255.36 and 21,776,144.76

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Solution

The fourth proportional to 38,296,018.96, 52,848,255.36 and 21,776,144.76 is: 30,050,937.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,296,018.96 : 52,848,255.36 = 21,776,144.76 : x
  2. Step 2: Convert to fraction form
    38,296,018.96/52,848,255.36 = 21,776,144.76/x
  3. Step 3: Cross multiply
    38,296,018.96x = 52,848,255.36 × 21,776,144.76
  4. Step 4: Simplify right side
    38,296,018.96x = 1,150,831,259,032,806
  5. Step 5: Solve for x
    x = 1,150,831,259,032,806/38,296,018.96
  6. Step 6: Final answer
    x = 30,050,937.15

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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.