Home / 15,243,216.04-21,035,093.88-8,627,662.54

Finding the Fourth Proportional to 15,243,216.04, 21,035,093.88 and 8,627,662.54

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Solution

The fourth proportional to 15,243,216.04, 21,035,093.88 and 8,627,662.54 is: 11,905,866.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,243,216.04 : 21,035,093.88 = 8,627,662.54 : x
  2. Step 2: Convert to fraction form
    15,243,216.04/21,035,093.88 = 8,627,662.54/x
  3. Step 3: Cross multiply
    15,243,216.04x = 21,035,093.88 × 8,627,662.54
  4. Step 4: Simplify right side
    15,243,216.04x = 181,483,691,493,859.22
  5. Step 5: Solve for x
    x = 181,483,691,493,859.22/15,243,216.04
  6. Step 6: Final answer
    x = 11,905,866.26

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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.