Home / 8,453,289.44-12,680,461.77-2,388,486.93

Finding the Fourth Proportional to 8,453,289.44, 12,680,461.77 and 2,388,486.93

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Solution

The fourth proportional to 8,453,289.44, 12,680,461.77 and 2,388,486.93 is: 3,582,879.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,453,289.44 : 12,680,461.77 = 2,388,486.93 : x
  2. Step 2: Convert to fraction form
    8,453,289.44/12,680,461.77 = 2,388,486.93/x
  3. Step 3: Cross multiply
    8,453,289.44x = 12,680,461.77 × 2,388,486.93
  4. Step 4: Simplify right side
    8,453,289.44x = 30,287,117,192,067.23
  5. Step 5: Solve for x
    x = 30,287,117,192,067.23/8,453,289.44
  6. Step 6: Final answer
    x = 3,582,879.47

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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.