Home / 20,183,706.04-27,851,717.88-11,242,131.76

Finding the Fourth Proportional to 20,183,706.04, 27,851,717.88 and 11,242,131.76

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Solution

The fourth proportional to 20,183,706.04, 27,851,717.88 and 11,242,131.76 is: 15,513,141.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,183,706.04 : 27,851,717.88 = 11,242,131.76 : x
  2. Step 2: Convert to fraction form
    20,183,706.04/27,851,717.88 = 11,242,131.76/x
  3. Step 3: Cross multiply
    20,183,706.04x = 27,851,717.88 × 11,242,131.76
  4. Step 4: Simplify right side
    20,183,706.04x = 313,112,682,149,307.88
  5. Step 5: Solve for x
    x = 313,112,682,149,307.88/20,183,706.04
  6. Step 6: Final answer
    x = 15,513,141.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.