Home / 81,474,950.70-112,438,388.49-46,674,367.02

Finding the Fourth Proportional to 81,474,950.70, 112,438,388.49 and 46,674,367.02

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Solution

The fourth proportional to 81,474,950.70, 112,438,388.49 and 46,674,367.02 is: 64,412,320.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,474,950.70 : 112,438,388.49 = 46,674,367.02 : x
  2. Step 2: Convert to fraction form
    81,474,950.70/112,438,388.49 = 46,674,367.02/x
  3. Step 3: Cross multiply
    81,474,950.70x = 112,438,388.49 × 46,674,367.02
  4. Step 4: Simplify right side
    81,474,950.70x = 5,247,990,611,519,604
  5. Step 5: Solve for x
    x = 5,247,990,611,519,604/81,474,950.70
  6. Step 6: Final answer
    x = 64,412,320.18

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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.