Home / 6,476,564.80-9,714,847.20-6,289,940.80

Finding the Fourth Proportional to 6,476,564.80, 9,714,847.20 and 6,289,940.80

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Solution

The fourth proportional to 6,476,564.80, 9,714,847.20 and 6,289,940.80 is: 9,434,911.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,476,564.80 : 9,714,847.20 = 6,289,940.80 : x
  2. Step 2: Convert to fraction form
    6,476,564.80/9,714,847.20 = 6,289,940.80/x
  3. Step 3: Cross multiply
    6,476,564.80x = 9,714,847.20 × 6,289,940.80
  4. Step 4: Simplify right side
    6,476,564.80x = 61,105,813,769,045.75
  5. Step 5: Solve for x
    x = 61,105,813,769,045.75/6,476,564.80
  6. Step 6: Final answer
    x = 9,434,911.20

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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.