Home / 15,989,312.42-22,065,317.18-8,647,145.42

Finding the Fourth Proportional to 15,989,312.42, 22,065,317.18 and 8,647,145.42

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Solution

The fourth proportional to 15,989,312.42, 22,065,317.18 and 8,647,145.42 is: 11,933,096.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,989,312.42 : 22,065,317.18 = 8,647,145.42 : x
  2. Step 2: Convert to fraction form
    15,989,312.42/22,065,317.18 = 8,647,145.42/x
  3. Step 3: Cross multiply
    15,989,312.42x = 22,065,317.18 × 8,647,145.42
  4. Step 4: Simplify right side
    15,989,312.42x = 190,802,006,305,175.59
  5. Step 5: Solve for x
    x = 190,802,006,305,175.59/15,989,312.42
  6. Step 6: Final answer
    x = 11,933,096.39

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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.