Home / 17,052,865.96-25,533,462.18-12,989,999.51

Finding the Fourth Proportional to 17,052,865.96, 25,533,462.18 and 12,989,999.51

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Solution

The fourth proportional to 17,052,865.96, 25,533,462.18 and 12,989,999.51 is: 19,450,083.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,052,865.96 : 25,533,462.18 = 12,989,999.51 : x
  2. Step 2: Convert to fraction form
    17,052,865.96/25,533,462.18 = 12,989,999.51/x
  3. Step 3: Cross multiply
    17,052,865.96x = 25,533,462.18 × 12,989,999.51
  4. Step 4: Simplify right side
    17,052,865.96x = 331,679,661,206,803.50
  5. Step 5: Solve for x
    x = 331,679,661,206,803.50/17,052,865.96
  6. Step 6: Final answer
    x = 19,450,083.18

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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.