Home / 6,640,055.40-9,952,209.90-5,962,960.20

Finding the Fourth Proportional to 6,640,055.40, 9,952,209.90 and 5,962,960.20

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Solution

The fourth proportional to 6,640,055.40, 9,952,209.90 and 5,962,960.20 is: 8,937,369.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,640,055.40 : 9,952,209.90 = 5,962,960.20 : x
  2. Step 2: Convert to fraction form
    6,640,055.40/9,952,209.90 = 5,962,960.20/x
  3. Step 3: Cross multiply
    6,640,055.40x = 9,952,209.90 × 5,962,960.20
  4. Step 4: Simplify right side
    6,640,055.40x = 59,344,631,535,745.98
  5. Step 5: Solve for x
    x = 59,344,631,535,745.98/6,640,055.40
  6. Step 6: Final answer
    x = 8,937,369.94

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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.