Home / 15,037,119.36-20,751,172.34-8,161,601.48

Finding the Fourth Proportional to 15,037,119.36, 20,751,172.34 and 8,161,601.48

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Solution

The fourth proportional to 15,037,119.36, 20,751,172.34 and 8,161,601.48 is: 11,262,981.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,037,119.36 : 20,751,172.34 = 8,161,601.48 : x
  2. Step 2: Convert to fraction form
    15,037,119.36/20,751,172.34 = 8,161,601.48/x
  3. Step 3: Cross multiply
    15,037,119.36x = 20,751,172.34 × 8,161,601.48
  4. Step 4: Simplify right side
    15,037,119.36x = 169,362,798,881,879.06
  5. Step 5: Solve for x
    x = 169,362,798,881,879.06/15,037,119.36
  6. Step 6: Final answer
    x = 11,262,981.61

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