Home / 9,965,190.36-13,751,962.56-5,381,511.60

Finding the Fourth Proportional to 9,965,190.36, 13,751,962.56 and 5,381,511.60

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Solution

The fourth proportional to 9,965,190.36, 13,751,962.56 and 5,381,511.60 is: 7,426,485.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,965,190.36 : 13,751,962.56 = 5,381,511.60 : x
  2. Step 2: Convert to fraction form
    9,965,190.36/13,751,962.56 = 5,381,511.60/x
  3. Step 3: Cross multiply
    9,965,190.36x = 13,751,962.56 × 5,381,511.60
  4. Step 4: Simplify right side
    9,965,190.36x = 74,006,346,039,405.69
  5. Step 5: Solve for x
    x = 74,006,346,039,405.69/9,965,190.36
  6. Step 6: Final answer
    x = 7,426,485.93

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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.