Home / 13,782,190.65-20,686,061-6,963,556.24

Finding the Fourth Proportional to 13,782,190.65, 20,686,061 and 6,963,556.24

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Solution

The fourth proportional to 13,782,190.65, 20,686,061 and 6,963,556.24 is: 10,451,789.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,782,190.65 : 20,686,061 = 6,963,556.24 : x
  2. Step 2: Convert to fraction form
    13,782,190.65/20,686,061 = 6,963,556.24/x
  3. Step 3: Cross multiply
    13,782,190.65x = 20,686,061 × 6,963,556.24
  4. Step 4: Simplify right side
    13,782,190.65x = 144,048,549,157,570.66
  5. Step 5: Solve for x
    x = 144,048,549,157,570.66/13,782,190.65
  6. Step 6: Final answer
    x = 10,451,789.04

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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.