Home / 14,012,166.60-19,333,491.72-8,505,405.90

Finding the Fourth Proportional to 14,012,166.60, 19,333,491.72 and 8,505,405.90

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Solution

The fourth proportional to 14,012,166.60, 19,333,491.72 and 8,505,405.90 is: 11,735,458.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,012,166.60 : 19,333,491.72 = 8,505,405.90 : x
  2. Step 2: Convert to fraction form
    14,012,166.60/19,333,491.72 = 8,505,405.90/x
  3. Step 3: Cross multiply
    14,012,166.60x = 19,333,491.72 × 8,505,405.90
  4. Step 4: Simplify right side
    14,012,166.60x = 164,439,194,542,889.16
  5. Step 5: Solve for x
    x = 164,439,194,542,889.16/14,012,166.60
  6. Step 6: Final answer
    x = 11,735,458.14

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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.