Home / 6,563,321.40-9,844,982.10-5,678,585.40

Finding the Fourth Proportional to 6,563,321.40, 9,844,982.10 and 5,678,585.40

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Solution

The fourth proportional to 6,563,321.40, 9,844,982.10 and 5,678,585.40 is: 8,517,878.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,563,321.40 : 9,844,982.10 = 5,678,585.40 : x
  2. Step 2: Convert to fraction form
    6,563,321.40/9,844,982.10 = 5,678,585.40/x
  3. Step 3: Cross multiply
    6,563,321.40x = 9,844,982.10 × 5,678,585.40
  4. Step 4: Simplify right side
    6,563,321.40x = 55,905,571,616,321.34
  5. Step 5: Solve for x
    x = 55,905,571,616,321.34/6,563,321.40
  6. Step 6: Final answer
    x = 8,517,878.10

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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.