Home / 37,804,543-52,170,531.78-21,507,019

Finding the Fourth Proportional to 37,804,543, 52,170,531.78 and 21,507,019

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Solution

The fourth proportional to 37,804,543, 52,170,531.78 and 21,507,019 is: 29,679,835.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,804,543 : 52,170,531.78 = 21,507,019 : x
  2. Step 2: Convert to fraction form
    37,804,543/52,170,531.78 = 21,507,019/x
  3. Step 3: Cross multiply
    37,804,543x = 52,170,531.78 × 21,507,019
  4. Step 4: Simplify right side
    37,804,543x = 1,122,032,618,232,563.88
  5. Step 5: Solve for x
    x = 1,122,032,618,232,563.88/37,804,543
  6. Step 6: Final answer
    x = 29,679,835.52

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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.