Home / 30,145,997.80-45,218,996.70-27,365,897.07

Finding the Fourth Proportional to 30,145,997.80, 45,218,996.70 and 27,365,897.07

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Solution

The fourth proportional to 30,145,997.80, 45,218,996.70 and 27,365,897.07 is: 41,048,845.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,145,997.80 : 45,218,996.70 = 27,365,897.07 : x
  2. Step 2: Convert to fraction form
    30,145,997.80/45,218,996.70 = 27,365,897.07/x
  3. Step 3: Cross multiply
    30,145,997.80x = 45,218,996.70 × 27,365,897.07
  4. Step 4: Simplify right side
    30,145,997.80x = 1,237,458,409,300,869.75
  5. Step 5: Solve for x
    x = 1,237,458,409,300,869.75/30,145,997.80
  6. Step 6: Final answer
    x = 41,048,845.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.