Home / 19,174,871.12-28,762,383.22-4,797,897.62

Finding the Fourth Proportional to 19,174,871.12, 28,762,383.22 and 4,797,897.62

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Solution

The fourth proportional to 19,174,871.12, 28,762,383.22 and 4,797,897.62 is: 7,196,865.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,174,871.12 : 28,762,383.22 = 4,797,897.62 : x
  2. Step 2: Convert to fraction form
    19,174,871.12/28,762,383.22 = 4,797,897.62/x
  3. Step 3: Cross multiply
    19,174,871.12x = 28,762,383.22 × 4,797,897.62
  4. Step 4: Simplify right side
    19,174,871.12x = 137,998,969,840,959.28
  5. Step 5: Solve for x
    x = 137,998,969,840,959.28/19,174,871.12
  6. Step 6: Final answer
    x = 7,196,865.58

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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.