Home / 18,413,590.72-27,620,473.44-5,634,075.04

Finding the Fourth Proportional to 18,413,590.72, 27,620,473.44 and 5,634,075.04

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Solution

The fourth proportional to 18,413,590.72, 27,620,473.44 and 5,634,075.04 is: 8,451,139.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,413,590.72 : 27,620,473.44 = 5,634,075.04 : x
  2. Step 2: Convert to fraction form
    18,413,590.72/27,620,473.44 = 5,634,075.04/x
  3. Step 3: Cross multiply
    18,413,590.72x = 27,620,473.44 × 5,634,075.04
  4. Step 4: Simplify right side
    18,413,590.72x = 155,615,820,001,286.94
  5. Step 5: Solve for x
    x = 155,615,820,001,286.94/18,413,590.72
  6. Step 6: Final answer
    x = 8,451,139.29

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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.