Home / 14,228,111.20-21,356,163.60-7,047,752.80

Finding the Fourth Proportional to 14,228,111.20, 21,356,163.60 and 7,047,752.80

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Solution

The fourth proportional to 14,228,111.20, 21,356,163.60 and 7,047,752.80 is: 10,578,562.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,228,111.20 : 21,356,163.60 = 7,047,752.80 : x
  2. Step 2: Convert to fraction form
    14,228,111.20/21,356,163.60 = 7,047,752.80/x
  3. Step 3: Cross multiply
    14,228,111.20x = 21,356,163.60 × 7,047,752.80
  4. Step 4: Simplify right side
    14,228,111.20x = 150,512,961,809,158.09
  5. Step 5: Solve for x
    x = 150,512,961,809,158.09/14,228,111.20
  6. Step 6: Final answer
    x = 10,578,562.38

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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.