Home / 65,582,093.49-90,511,268.45-38,080,020.93

Finding the Fourth Proportional to 65,582,093.49, 90,511,268.45 and 38,080,020.93

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Solution

The fourth proportional to 65,582,093.49, 90,511,268.45 and 38,080,020.93 is: 52,555,062.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,582,093.49 : 90,511,268.45 = 38,080,020.93 : x
  2. Step 2: Convert to fraction form
    65,582,093.49/90,511,268.45 = 38,080,020.93/x
  3. Step 3: Cross multiply
    65,582,093.49x = 90,511,268.45 × 38,080,020.93
  4. Step 4: Simplify right side
    65,582,093.49x = 3,446,670,996,786,448.50
  5. Step 5: Solve for x
    x = 3,446,670,996,786,448.50/65,582,093.49
  6. Step 6: Final answer
    x = 52,555,062.11

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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.