Home / 15,796,720.80-23,695,081.20-7,293,664.80

Finding the Fourth Proportional to 15,796,720.80, 23,695,081.20 and 7,293,664.80

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Solution

The fourth proportional to 15,796,720.80, 23,695,081.20 and 7,293,664.80 is: 10,940,497.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,796,720.80 : 23,695,081.20 = 7,293,664.80 : x
  2. Step 2: Convert to fraction form
    15,796,720.80/23,695,081.20 = 7,293,664.80/x
  3. Step 3: Cross multiply
    15,796,720.80x = 23,695,081.20 × 7,293,664.80
  4. Step 4: Simplify right side
    15,796,720.80x = 172,823,979,681,581.75
  5. Step 5: Solve for x
    x = 172,823,979,681,581.75/15,796,720.80
  6. Step 6: Final answer
    x = 10,940,497.20

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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.