Home / 18,468,144.70-25,485,594.78-10,095,142.30

Finding the Fourth Proportional to 18,468,144.70, 25,485,594.78 and 10,095,142.30

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Solution

The fourth proportional to 18,468,144.70, 25,485,594.78 and 10,095,142.30 is: 13,931,053.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,468,144.70 : 25,485,594.78 = 10,095,142.30 : x
  2. Step 2: Convert to fraction form
    18,468,144.70/25,485,594.78 = 10,095,142.30/x
  3. Step 3: Cross multiply
    18,468,144.70x = 25,485,594.78 × 10,095,142.30
  4. Step 4: Simplify right side
    18,468,144.70x = 257,280,705,904,237.22
  5. Step 5: Solve for x
    x = 257,280,705,904,237.22/18,468,144.70
  6. Step 6: Final answer
    x = 13,931,053.18

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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.