Home / 81,082,486.68-121,644,461.76-23,574,757.83

Finding the Fourth Proportional to 81,082,486.68, 121,644,461.76 and 23,574,757.83

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Solution

The fourth proportional to 81,082,486.68, 121,644,461.76 and 23,574,757.83 is: 35,368,164.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,082,486.68 : 121,644,461.76 = 23,574,757.83 : x
  2. Step 2: Convert to fraction form
    81,082,486.68/121,644,461.76 = 23,574,757.83/x
  3. Step 3: Cross multiply
    81,082,486.68x = 121,644,461.76 × 23,574,757.83
  4. Step 4: Simplify right side
    81,082,486.68x = 2,867,738,727,352,695.50
  5. Step 5: Solve for x
    x = 2,867,738,727,352,695.50/81,082,486.68
  6. Step 6: Final answer
    x = 35,368,164.50

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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.