Home / 37,035,090.88-51,108,834.16-20,515,468.48

Finding the Fourth Proportional to 37,035,090.88, 51,108,834.16 and 20,515,468.48

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Solution

The fourth proportional to 37,035,090.88, 51,108,834.16 and 20,515,468.48 is: 28,311,572.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,035,090.88 : 51,108,834.16 = 20,515,468.48 : x
  2. Step 2: Convert to fraction form
    37,035,090.88/51,108,834.16 = 20,515,468.48/x
  3. Step 3: Cross multiply
    37,035,090.88x = 51,108,834.16 × 20,515,468.48
  4. Step 4: Simplify right side
    37,035,090.88x = 1,048,521,676,259,027.25
  5. Step 5: Solve for x
    x = 1,048,521,676,259,027.25/37,035,090.88
  6. Step 6: Final answer
    x = 28,311,572.93

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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.