Home / 12,089,081.80-18,133,622.70-4,003,305.40

Finding the Fourth Proportional to 12,089,081.80, 18,133,622.70 and 4,003,305.40

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Solution

The fourth proportional to 12,089,081.80, 18,133,622.70 and 4,003,305.40 is: 6,004,958.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,089,081.80 : 18,133,622.70 = 4,003,305.40 : x
  2. Step 2: Convert to fraction form
    12,089,081.80/18,133,622.70 = 4,003,305.40/x
  3. Step 3: Cross multiply
    12,089,081.80x = 18,133,622.70 × 4,003,305.40
  4. Step 4: Simplify right side
    12,089,081.80x = 72,594,429,676,472.58
  5. Step 5: Solve for x
    x = 72,594,429,676,472.58/12,089,081.80
  6. Step 6: Final answer
    x = 6,004,958.10

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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.