Home / 9,552,736.36-13,179,314.10-5,420,374.39

Finding the Fourth Proportional to 9,552,736.36, 13,179,314.10 and 5,420,374.39

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Solution

The fourth proportional to 9,552,736.36, 13,179,314.10 and 5,420,374.39 is: 7,478,152.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,552,736.36 : 13,179,314.10 = 5,420,374.39 : x
  2. Step 2: Convert to fraction form
    9,552,736.36/13,179,314.10 = 5,420,374.39/x
  3. Step 3: Cross multiply
    9,552,736.36x = 13,179,314.10 × 5,420,374.39
  4. Step 4: Simplify right side
    9,552,736.36x = 71,436,816,625,405.89
  5. Step 5: Solve for x
    x = 71,436,816,625,405.89/9,552,736.36
  6. Step 6: Final answer
    x = 7,478,152.22

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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.