Home / 20,196,743.81-27,852,587.37-16,080,363.32

Finding the Fourth Proportional to 20,196,743.81, 27,852,587.37 and 16,080,363.32

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Solution

The fourth proportional to 20,196,743.81, 27,852,587.37 and 16,080,363.32 is: 22,175,838.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,196,743.81 : 27,852,587.37 = 16,080,363.32 : x
  2. Step 2: Convert to fraction form
    20,196,743.81/27,852,587.37 = 16,080,363.32/x
  3. Step 3: Cross multiply
    20,196,743.81x = 27,852,587.37 × 16,080,363.32
  4. Step 4: Simplify right side
    20,196,743.81x = 447,879,724,172,380.31
  5. Step 5: Solve for x
    x = 447,879,724,172,380.31/20,196,743.81
  6. Step 6: Final answer
    x = 22,175,838.27

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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.