Home / 15,200,022.61-20,975,936.00-8,230,552.77

Finding the Fourth Proportional to 15,200,022.61, 20,975,936.00 and 8,230,552.77

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Solution

The fourth proportional to 15,200,022.61, 20,975,936.00 and 8,230,552.77 is: 11,358,111.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,200,022.61 : 20,975,936.00 = 8,230,552.77 : x
  2. Step 2: Convert to fraction form
    15,200,022.61/20,975,936.00 = 8,230,552.77/x
  3. Step 3: Cross multiply
    15,200,022.61x = 20,975,936.00 × 8,230,552.77
  4. Step 4: Simplify right side
    15,200,022.61x = 172,643,548,106,989.97
  5. Step 5: Solve for x
    x = 172,643,548,106,989.97/15,200,022.61
  6. Step 6: Final answer
    x = 11,358,111.27

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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.