Home / 7,922,297.80-11,883,446.70-7,386,920.20

Finding the Fourth Proportional to 7,922,297.80, 11,883,446.70 and 7,386,920.20

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Solution

The fourth proportional to 7,922,297.80, 11,883,446.70 and 7,386,920.20 is: 11,080,380.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,922,297.80 : 11,883,446.70 = 7,386,920.20 : x
  2. Step 2: Convert to fraction form
    7,922,297.80/11,883,446.70 = 7,386,920.20/x
  3. Step 3: Cross multiply
    7,922,297.80x = 11,883,446.70 × 7,386,920.20
  4. Step 4: Simplify right side
    7,922,297.80x = 87,782,072,473,853.34
  5. Step 5: Solve for x
    x = 87,782,072,473,853.34/7,922,297.80
  6. Step 6: Final answer
    x = 11,080,380.30

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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.