Home / 21,068,096.87-31,602,145.31-5,922,028.37

Finding the Fourth Proportional to 21,068,096.87, 31,602,145.31 and 5,922,028.37

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Solution

The fourth proportional to 21,068,096.87, 31,602,145.31 and 5,922,028.37 is: 8,883,042.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,068,096.87 : 31,602,145.31 = 5,922,028.37 : x
  2. Step 2: Convert to fraction form
    21,068,096.87/31,602,145.31 = 5,922,028.37/x
  3. Step 3: Cross multiply
    21,068,096.87x = 31,602,145.31 × 5,922,028.37
  4. Step 4: Simplify right side
    21,068,096.87x = 187,148,800,891,061.59
  5. Step 5: Solve for x
    x = 187,148,800,891,061.59/21,068,096.87
  6. Step 6: Final answer
    x = 8,883,042.55

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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.