Home / 12,999,163.23-17,957,530.81-10,382,231.50

Finding the Fourth Proportional to 12,999,163.23, 17,957,530.81 and 10,382,231.50

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Solution

The fourth proportional to 12,999,163.23, 17,957,530.81 and 10,382,231.50 is: 14,342,403.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,999,163.23 : 17,957,530.81 = 10,382,231.50 : x
  2. Step 2: Convert to fraction form
    12,999,163.23/17,957,530.81 = 10,382,231.50/x
  3. Step 3: Cross multiply
    12,999,163.23x = 17,957,530.81 × 10,382,231.50
  4. Step 4: Simplify right side
    12,999,163.23x = 186,439,242,005,886.50
  5. Step 5: Solve for x
    x = 186,439,242,005,886.50/12,999,163.23
  6. Step 6: Final answer
    x = 14,342,403.33

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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.