Home / 20,091,187.52-27,725,643.92-10,923,830.28

Finding the Fourth Proportional to 20,091,187.52, 27,725,643.92 and 10,923,830.28

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Solution

The fourth proportional to 20,091,187.52, 27,725,643.92 and 10,923,830.28 is: 15,074,779.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,091,187.52 : 27,725,643.92 = 10,923,830.28 : x
  2. Step 2: Convert to fraction form
    20,091,187.52/27,725,643.92 = 10,923,830.28/x
  3. Step 3: Cross multiply
    20,091,187.52x = 27,725,643.92 × 10,923,830.28
  4. Step 4: Simplify right side
    20,091,187.52x = 302,870,228,585,793.88
  5. Step 5: Solve for x
    x = 302,870,228,585,793.88/20,091,187.52
  6. Step 6: Final answer
    x = 15,074,779.84

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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.