Home / 65,582,093.99-90,511,269.14-38,080,021.43

Finding the Fourth Proportional to 65,582,093.99, 90,511,269.14 and 38,080,021.43

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Solution

The fourth proportional to 65,582,093.99, 90,511,269.14 and 38,080,021.43 is: 52,555,062.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,582,093.99 : 90,511,269.14 = 38,080,021.43 : x
  2. Step 2: Convert to fraction form
    65,582,093.99/90,511,269.14 = 38,080,021.43/x
  3. Step 3: Cross multiply
    65,582,093.99x = 90,511,269.14 × 38,080,021.43
  4. Step 4: Simplify right side
    65,582,093.99x = 3,446,671,068,507,697.50
  5. Step 5: Solve for x
    x = 3,446,671,068,507,697.50/65,582,093.99
  6. Step 6: Final answer
    x = 52,555,062.80

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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.