Home / 35,671,189.75-49,224,594.49-20,201,385.13

Finding the Fourth Proportional to 35,671,189.75, 49,224,594.49 and 20,201,385.13

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Solution

The fourth proportional to 35,671,189.75, 49,224,594.49 and 20,201,385.13 is: 27,876,978.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,671,189.75 : 49,224,594.49 = 20,201,385.13 : x
  2. Step 2: Convert to fraction form
    35,671,189.75/49,224,594.49 = 20,201,385.13/x
  3. Step 3: Cross multiply
    35,671,189.75x = 49,224,594.49 × 20,201,385.13
  4. Step 4: Simplify right side
    35,671,189.75x = 994,404,991,160,565.88
  5. Step 5: Solve for x
    x = 994,404,991,160,565.88/35,671,189.75
  6. Step 6: Final answer
    x = 27,876,978.54

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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.