Home / 13,403,021.66-20,101,210.96-3,818,483.22

Finding the Fourth Proportional to 13,403,021.66, 20,101,210.96 and 3,818,483.22

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Solution

The fourth proportional to 13,403,021.66, 20,101,210.96 and 3,818,483.22 is: 5,726,778.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,403,021.66 : 20,101,210.96 = 3,818,483.22 : x
  2. Step 2: Convert to fraction form
    13,403,021.66/20,101,210.96 = 3,818,483.22/x
  3. Step 3: Cross multiply
    13,403,021.66x = 20,101,210.96 × 3,818,483.22
  4. Step 4: Simplify right side
    13,403,021.66x = 76,756,136,752,440.09
  5. Step 5: Solve for x
    x = 76,756,136,752,440.09/13,403,021.66
  6. Step 6: Final answer
    x = 5,726,778.54

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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.