Home / 6,122,279.20-9,183,418.80-5,460,930.40

Finding the Fourth Proportional to 6,122,279.20, 9,183,418.80 and 5,460,930.40

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Solution

The fourth proportional to 6,122,279.20, 9,183,418.80 and 5,460,930.40 is: 8,191,395.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,122,279.20 : 9,183,418.80 = 5,460,930.40 : x
  2. Step 2: Convert to fraction form
    6,122,279.20/9,183,418.80 = 5,460,930.40/x
  3. Step 3: Cross multiply
    6,122,279.20x = 9,183,418.80 × 5,460,930.40
  4. Step 4: Simplify right side
    6,122,279.20x = 50,150,010,900,851.53
  5. Step 5: Solve for x
    x = 50,150,010,900,851.53/6,122,279.20
  6. Step 6: Final answer
    x = 8,191,395.60

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1.5x scale

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.