Home / 7,317,081-10,097,303.68-4,219,734.96

Finding the Fourth Proportional to 7,317,081, 10,097,303.68 and 4,219,734.96

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Solution

The fourth proportional to 7,317,081, 10,097,303.68 and 4,219,734.96 is: 5,823,079.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,317,081 : 10,097,303.68 = 4,219,734.96 : x
  2. Step 2: Convert to fraction form
    7,317,081/10,097,303.68 = 4,219,734.96/x
  3. Step 3: Cross multiply
    7,317,081x = 10,097,303.68 × 4,219,734.96
  4. Step 4: Simplify right side
    7,317,081x = 42,607,945,340,232.65
  5. Step 5: Solve for x
    x = 42,607,945,340,232.65/7,317,081
  6. Step 6: Final answer
    x = 5,823,079.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.