Home / 16,500,830.36-22,770,802.78-9,158,232.76

Finding the Fourth Proportional to 16,500,830.36, 22,770,802.78 and 9,158,232.76

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Solution

The fourth proportional to 16,500,830.36, 22,770,802.78 and 9,158,232.76 is: 12,638,170.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,500,830.36 : 22,770,802.78 = 9,158,232.76 : x
  2. Step 2: Convert to fraction form
    16,500,830.36/22,770,802.78 = 9,158,232.76/x
  3. Step 3: Cross multiply
    16,500,830.36x = 22,770,802.78 × 9,158,232.76
  4. Step 4: Simplify right side
    16,500,830.36x = 208,540,311,991,295.09
  5. Step 5: Solve for x
    x = 208,540,311,991,295.09/16,500,830.36
  6. Step 6: Final answer
    x = 12,638,170.77

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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.