Home / 9,012,628-13,520,636.93-3,621,705.81

Finding the Fourth Proportional to 9,012,628, 13,520,636.93 and 3,621,705.81

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Solution

The fourth proportional to 9,012,628, 13,520,636.93 and 3,621,705.81 is: 5,433,239.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,012,628 : 13,520,636.93 = 3,621,705.81 : x
  2. Step 2: Convert to fraction form
    9,012,628/13,520,636.93 = 3,621,705.81/x
  3. Step 3: Cross multiply
    9,012,628x = 13,520,636.93 × 3,621,705.81
  4. Step 4: Simplify right side
    9,012,628x = 48,967,769,324,281.56
  5. Step 5: Solve for x
    x = 48,967,769,324,281.56/9,012,628
  6. Step 6: Final answer
    x = 5,433,239.82

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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.