Home / 7,994,019.62-11,990,918.04-1,928,700.47

Finding the Fourth Proportional to 7,994,019.62, 11,990,918.04 and 1,928,700.47

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Solution

The fourth proportional to 7,994,019.62, 11,990,918.04 and 1,928,700.47 is: 2,893,023.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,994,019.62 : 11,990,918.04 = 1,928,700.47 : x
  2. Step 2: Convert to fraction form
    7,994,019.62/11,990,918.04 = 1,928,700.47/x
  3. Step 3: Cross multiply
    7,994,019.62x = 11,990,918.04 × 1,928,700.47
  4. Step 4: Simplify right side
    7,994,019.62x = 23,126,889,199,524.89
  5. Step 5: Solve for x
    x = 23,126,889,199,524.89/7,994,019.62
  6. Step 6: Final answer
    x = 2,893,023.82

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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.