Home / 10,660,927.80-15,987,813.12-3,470,771.64

Finding the Fourth Proportional to 10,660,927.80, 15,987,813.12 and 3,470,771.64

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Solution

The fourth proportional to 10,660,927.80, 15,987,813.12 and 3,470,771.64 is: 5,204,992.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,660,927.80 : 15,987,813.12 = 3,470,771.64 : x
  2. Step 2: Convert to fraction form
    10,660,927.80/15,987,813.12 = 3,470,771.64/x
  3. Step 3: Cross multiply
    10,660,927.80x = 15,987,813.12 × 3,470,771.64
  4. Step 4: Simplify right side
    10,660,927.80x = 55,490,048,362,515.91
  5. Step 5: Solve for x
    x = 55,490,048,362,515.91/10,660,927.80
  6. Step 6: Final answer
    x = 5,204,992.42

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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.