Home / 4,128,066.60-6,186,851.10-1,993,554.60

Finding the Fourth Proportional to 4,128,066.60, 6,186,851.10 and 1,993,554.60

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Solution

The fourth proportional to 4,128,066.60, 6,186,851.10 and 1,993,554.60 is: 2,987,797.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,128,066.60 : 6,186,851.10 = 1,993,554.60 : x
  2. Step 2: Convert to fraction form
    4,128,066.60/6,186,851.10 = 1,993,554.60/x
  3. Step 3: Cross multiply
    4,128,066.60x = 6,186,851.10 × 1,993,554.60
  4. Step 4: Simplify right side
    4,128,066.60x = 12,333,825,469,920.06
  5. Step 5: Solve for x
    x = 12,333,825,469,920.06/4,128,066.60
  6. Step 6: Final answer
    x = 2,987,797.11

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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.