Home / 9,209,870.67-13,810,792.86-2,643,133.44

Finding the Fourth Proportional to 9,209,870.67, 13,810,792.86 and 2,643,133.44

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Solution

The fourth proportional to 9,209,870.67, 13,810,792.86 and 2,643,133.44 is: 3,963,548.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,209,870.67 : 13,810,792.86 = 2,643,133.44 : x
  2. Step 2: Convert to fraction form
    9,209,870.67/13,810,792.86 = 2,643,133.44/x
  3. Step 3: Cross multiply
    9,209,870.67x = 13,810,792.86 × 2,643,133.44
  4. Step 4: Simplify right side
    9,209,870.67x = 36,503,768,441,179.23
  5. Step 5: Solve for x
    x = 36,503,768,441,179.23/9,209,870.67
  6. Step 6: Final answer
    x = 3,963,548.43

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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.