Home / 19,031,455.44-28,546,936.92-4,654,642.32

Finding the Fourth Proportional to 19,031,455.44, 28,546,936.92 and 4,654,642.32

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Solution

The fourth proportional to 19,031,455.44, 28,546,936.92 and 4,654,642.32 is: 6,981,903.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,031,455.44 : 28,546,936.92 = 4,654,642.32 : x
  2. Step 2: Convert to fraction form
    19,031,455.44/28,546,936.92 = 4,654,642.32/x
  3. Step 3: Cross multiply
    19,031,455.44x = 28,546,936.92 × 4,654,642.32
  4. Step 4: Simplify right side
    19,031,455.44x = 132,875,780,694,202.47
  5. Step 5: Solve for x
    x = 132,875,780,694,202.47/19,031,455.44
  6. Step 6: Final answer
    x = 6,981,903.26

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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.