Home / 30,470,285.98-45,704,899.60-12,274,016.00

Finding the Fourth Proportional to 30,470,285.98, 45,704,899.60 and 12,274,016.00

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Solution

The fourth proportional to 30,470,285.98, 45,704,899.60 and 12,274,016.00 is: 18,410,810.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,470,285.98 : 45,704,899.60 = 12,274,016.00 : x
  2. Step 2: Convert to fraction form
    30,470,285.98/45,704,899.60 = 12,274,016.00/x
  3. Step 3: Cross multiply
    30,470,285.98x = 45,704,899.60 × 12,274,016.00
  4. Step 4: Simplify right side
    30,470,285.98x = 560,982,669,052,370.75
  5. Step 5: Solve for x
    x = 560,982,669,052,370.75/30,470,285.98
  6. Step 6: Final answer
    x = 18,410,810.76

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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.