Home / 37,018,425.90-51,085,072.68-21,331,687.26

Finding the Fourth Proportional to 37,018,425.90, 51,085,072.68 and 21,331,687.26

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Solution

The fourth proportional to 37,018,425.90, 51,085,072.68 and 21,331,687.26 is: 29,437,523.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,018,425.90 : 51,085,072.68 = 21,331,687.26 : x
  2. Step 2: Convert to fraction form
    37,018,425.90/51,085,072.68 = 21,331,687.26/x
  3. Step 3: Cross multiply
    37,018,425.90x = 51,085,072.68 × 21,331,687.26
  4. Step 4: Simplify right side
    37,018,425.90x = 1,089,730,794,064,130.12
  5. Step 5: Solve for x
    x = 1,089,730,794,064,130.12/37,018,425.90
  6. Step 6: Final answer
    x = 29,437,523.82

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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.