Home / 3,670,026.40-5,505,039.60-3,138,585.40

Finding the Fourth Proportional to 3,670,026.40, 5,505,039.60 and 3,138,585.40

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Solution

The fourth proportional to 3,670,026.40, 5,505,039.60 and 3,138,585.40 is: 4,707,878.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,670,026.40 : 5,505,039.60 = 3,138,585.40 : x
  2. Step 2: Convert to fraction form
    3,670,026.40/5,505,039.60 = 3,138,585.40/x
  3. Step 3: Cross multiply
    3,670,026.40x = 5,505,039.60 × 3,138,585.40
  4. Step 4: Simplify right side
    3,670,026.40x = 17,278,036,914,981.84
  5. Step 5: Solve for x
    x = 17,278,036,914,981.84/3,670,026.40
  6. Step 6: Final answer
    x = 4,707,878.10

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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.