Home / 13,969,857.84-20,968,300.89-10,083,321.96

Finding the Fourth Proportional to 13,969,857.84, 20,968,300.89 and 10,083,321.96

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Solution

The fourth proportional to 13,969,857.84, 20,968,300.89 and 10,083,321.96 is: 15,134,737.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,969,857.84 : 20,968,300.89 = 10,083,321.96 : x
  2. Step 2: Convert to fraction form
    13,969,857.84/20,968,300.89 = 10,083,321.96/x
  3. Step 3: Cross multiply
    13,969,857.84x = 20,968,300.89 × 10,083,321.96
  4. Step 4: Simplify right side
    13,969,857.84x = 211,430,128,828,024.56
  5. Step 5: Solve for x
    x = 211,430,128,828,024.56/13,969,857.84
  6. Step 6: Final answer
    x = 15,134,737.32

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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.