Home / 6,393,643.76-9,543,824.20-5,586,509.54

Finding the Fourth Proportional to 6,393,643.76, 9,543,824.20 and 5,586,509.54

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Solution

The fourth proportional to 6,393,643.76, 9,543,824.20 and 5,586,509.54 is: 8,339,010.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,393,643.76 : 9,543,824.20 = 5,586,509.54 : x
  2. Step 2: Convert to fraction form
    6,393,643.76/9,543,824.20 = 5,586,509.54/x
  3. Step 3: Cross multiply
    6,393,643.76x = 9,543,824.20 × 5,586,509.54
  4. Step 4: Simplify right side
    6,393,643.76x = 53,316,664,879,697.48
  5. Step 5: Solve for x
    x = 53,316,664,879,697.48/6,393,643.76
  6. Step 6: Final answer
    x = 8,339,010.89

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.