Home / 12,999,334.38-17,957,766.83-10,382,402.51

Finding the Fourth Proportional to 12,999,334.38, 17,957,766.83 and 10,382,402.51

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Solution

The fourth proportional to 12,999,334.38, 17,957,766.83 and 10,382,402.51 is: 14,342,639.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,999,334.38 : 17,957,766.83 = 10,382,402.51 : x
  2. Step 2: Convert to fraction form
    12,999,334.38/17,957,766.83 = 10,382,402.51/x
  3. Step 3: Cross multiply
    12,999,334.38x = 17,957,766.83 × 10,382,402.51
  4. Step 4: Simplify right side
    12,999,334.38x = 186,444,763,335,427.50
  5. Step 5: Solve for x
    x = 186,444,763,335,427.50/12,999,334.38
  6. Step 6: Final answer
    x = 14,342,639.24

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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.