Home / 37,660,631.36-51,970,140.80-21,362,757.44

Finding the Fourth Proportional to 37,660,631.36, 51,970,140.80 and 21,362,757.44

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Solution

The fourth proportional to 37,660,631.36, 51,970,140.80 and 21,362,757.44 is: 29,479,737.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,660,631.36 : 51,970,140.80 = 21,362,757.44 : x
  2. Step 2: Convert to fraction form
    37,660,631.36/51,970,140.80 = 21,362,757.44/x
  3. Step 3: Cross multiply
    37,660,631.36x = 51,970,140.80 × 21,362,757.44
  4. Step 4: Simplify right side
    37,660,631.36x = 1,110,225,512,033,047.50
  5. Step 5: Solve for x
    x = 1,110,225,512,033,047.50/37,660,631.36
  6. Step 6: Final answer
    x = 29,479,737.11

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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.