Home / 37,128,401.70-51,236,400.42-20,607,563.13

Finding the Fourth Proportional to 37,128,401.70, 51,236,400.42 and 20,607,563.13

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Solution

The fourth proportional to 37,128,401.70, 51,236,400.42 and 20,607,563.13 is: 28,437,996.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,128,401.70 : 51,236,400.42 = 20,607,563.13 : x
  2. Step 2: Convert to fraction form
    37,128,401.70/51,236,400.42 = 20,607,563.13/x
  3. Step 3: Cross multiply
    37,128,401.70x = 51,236,400.42 × 20,607,563.13
  4. Step 4: Simplify right side
    37,128,401.70x = 1,055,857,356,209,108.50
  5. Step 5: Solve for x
    x = 1,055,857,356,209,108.50/37,128,401.70
  6. Step 6: Final answer
    x = 28,437,996.46

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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.