Home / 19,552,318.34-26,979,444.97-11,709,992.66

Finding the Fourth Proportional to 19,552,318.34, 26,979,444.97 and 11,709,992.66

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Solution

The fourth proportional to 19,552,318.34, 26,979,444.97 and 11,709,992.66 is: 16,158,140.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,552,318.34 : 26,979,444.97 = 11,709,992.66 : x
  2. Step 2: Convert to fraction form
    19,552,318.34/26,979,444.97 = 11,709,992.66/x
  3. Step 3: Cross multiply
    19,552,318.34x = 26,979,444.97 × 11,709,992.66
  4. Step 4: Simplify right side
    19,552,318.34x = 315,929,102,569,573.94
  5. Step 5: Solve for x
    x = 315,929,102,569,573.94/19,552,318.34
  6. Step 6: Final answer
    x = 16,158,140.28

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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.