Home / 7,152,278.21-10,722,640.38-2,356,974.53

Finding the Fourth Proportional to 7,152,278.21, 10,722,640.38 and 2,356,974.53

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Solution

The fourth proportional to 7,152,278.21, 10,722,640.38 and 2,356,974.53 is: 3,533,558.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,152,278.21 : 10,722,640.38 = 2,356,974.53 : x
  2. Step 2: Convert to fraction form
    7,152,278.21/10,722,640.38 = 2,356,974.53/x
  3. Step 3: Cross multiply
    7,152,278.21x = 10,722,640.38 × 2,356,974.53
  4. Step 4: Simplify right side
    7,152,278.21x = 25,272,990,216,396.32
  5. Step 5: Solve for x
    x = 25,272,990,216,396.32/7,152,278.21
  6. Step 6: Final answer
    x = 3,533,558.05

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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.