Home / 21,664,224.42-32,536,809.72-19,071,448.44

Finding the Fourth Proportional to 21,664,224.42, 32,536,809.72 and 19,071,448.44

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Solution

The fourth proportional to 21,664,224.42, 32,536,809.72 and 19,071,448.44 is: 28,642,801.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,664,224.42 : 32,536,809.72 = 19,071,448.44 : x
  2. Step 2: Convert to fraction form
    21,664,224.42/32,536,809.72 = 19,071,448.44/x
  3. Step 3: Cross multiply
    21,664,224.42x = 32,536,809.72 × 19,071,448.44
  4. Step 4: Simplify right side
    21,664,224.42x = 620,524,088,977,070.88
  5. Step 5: Solve for x
    x = 620,524,088,977,070.88/21,664,224.42
  6. Step 6: Final answer
    x = 28,642,801.93

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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.