Home / 39,365,330.60-59,057,327.10-20,199,045.80

Finding the Fourth Proportional to 39,365,330.60, 59,057,327.10 and 20,199,045.80

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Solution

The fourth proportional to 39,365,330.60, 59,057,327.10 and 20,199,045.80 is: 30,303,356.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,365,330.60 : 59,057,327.10 = 20,199,045.80 : x
  2. Step 2: Convert to fraction form
    39,365,330.60/59,057,327.10 = 20,199,045.80/x
  3. Step 3: Cross multiply
    39,365,330.60x = 59,057,327.10 × 20,199,045.80
  4. Step 4: Simplify right side
    39,365,330.60x = 1,192,901,654,918,481.25
  5. Step 5: Solve for x
    x = 1,192,901,654,918,481.25/39,365,330.60
  6. Step 6: Final answer
    x = 30,303,356.70

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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.