Home / 12,003,621-18,005,477.67-2,905,703.70

Finding the Fourth Proportional to 12,003,621, 18,005,477.67 and 2,905,703.70

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Solution

The fourth proportional to 12,003,621, 18,005,477.67 and 2,905,703.70 is: 4,358,566.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,003,621 : 18,005,477.67 = 2,905,703.70 : x
  2. Step 2: Convert to fraction form
    12,003,621/18,005,477.67 = 2,905,703.70/x
  3. Step 3: Cross multiply
    12,003,621x = 18,005,477.67 × 2,905,703.70
  4. Step 4: Simplify right side
    12,003,621x = 52,318,583,085,986.39
  5. Step 5: Solve for x
    x = 52,318,583,085,986.39/12,003,621
  6. Step 6: Final answer
    x = 4,358,566.73

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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.