Home / 21,440,694.47-32,167,045.01-8,670,167.24

Finding the Fourth Proportional to 21,440,694.47, 32,167,045.01 and 8,670,167.24

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Solution

The fourth proportional to 21,440,694.47, 32,167,045.01 and 8,670,167.24 is: 13,007,678.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,440,694.47 : 32,167,045.01 = 8,670,167.24 : x
  2. Step 2: Convert to fraction form
    21,440,694.47/32,167,045.01 = 8,670,167.24/x
  3. Step 3: Cross multiply
    21,440,694.47x = 32,167,045.01 × 8,670,167.24
  4. Step 4: Simplify right side
    21,440,694.47x = 278,893,659,714,147.62
  5. Step 5: Solve for x
    x = 278,893,659,714,147.62/21,440,694.47
  6. Step 6: Final answer
    x = 13,007,678.47

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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.