Home / 16,820,927.56-23,212,876.45-9,085,969.96

Finding the Fourth Proportional to 16,820,927.56, 23,212,876.45 and 9,085,969.96

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Solution

The fourth proportional to 16,820,927.56, 23,212,876.45 and 9,085,969.96 is: 12,538,636.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,820,927.56 : 23,212,876.45 = 9,085,969.96 : x
  2. Step 2: Convert to fraction form
    16,820,927.56/23,212,876.45 = 9,085,969.96/x
  3. Step 3: Cross multiply
    16,820,927.56x = 23,212,876.45 × 9,085,969.96
  4. Step 4: Simplify right side
    16,820,927.56x = 210,911,497,993,827.06
  5. Step 5: Solve for x
    x = 210,911,497,993,827.06/16,820,927.56
  6. Step 6: Final answer
    x = 12,538,636.61

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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.