Home / 30,320,094.88-41,845,998.20-19,303,325.38

Finding the Fourth Proportional to 30,320,094.88, 41,845,998.20 and 19,303,325.38

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Solution

The fourth proportional to 30,320,094.88, 41,845,998.20 and 19,303,325.38 is: 26,641,305.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,320,094.88 : 41,845,998.20 = 19,303,325.38 : x
  2. Step 2: Convert to fraction form
    30,320,094.88/41,845,998.20 = 19,303,325.38/x
  3. Step 3: Cross multiply
    30,320,094.88x = 41,845,998.20 × 19,303,325.38
  4. Step 4: Simplify right side
    30,320,094.88x = 807,766,919,105,494.38
  5. Step 5: Solve for x
    x = 807,766,919,105,494.38/30,320,094.88
  6. Step 6: Final answer
    x = 26,641,305.78

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1.5x scale

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.