Home / 9,864,144.36-13,612,993.67-5,453,788.39

Finding the Fourth Proportional to 9,864,144.36, 13,612,993.67 and 5,453,788.39

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Solution

The fourth proportional to 9,864,144.36, 13,612,993.67 and 5,453,788.39 is: 7,526,490.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,864,144.36 : 13,612,993.67 = 5,453,788.39 : x
  2. Step 2: Convert to fraction form
    9,864,144.36/13,612,993.67 = 5,453,788.39/x
  3. Step 3: Cross multiply
    9,864,144.36x = 13,612,993.67 × 5,453,788.39
  4. Step 4: Simplify right side
    9,864,144.36x = 74,242,386,888,685.05
  5. Step 5: Solve for x
    x = 74,242,386,888,685.05/9,864,144.36
  6. Step 6: Final answer
    x = 7,526,490.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.