Home / 13,814,564.58-19,065,930.66-8,012,147.40

Finding the Fourth Proportional to 13,814,564.58, 19,065,930.66 and 8,012,147.40

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Solution

The fourth proportional to 13,814,564.58, 19,065,930.66 and 8,012,147.40 is: 11,057,825.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,814,564.58 : 19,065,930.66 = 8,012,147.40 : x
  2. Step 2: Convert to fraction form
    13,814,564.58/19,065,930.66 = 8,012,147.40/x
  3. Step 3: Cross multiply
    13,814,564.58x = 19,065,930.66 × 8,012,147.40
  4. Step 4: Simplify right side
    13,814,564.58x = 152,759,046,766,099.28
  5. Step 5: Solve for x
    x = 152,759,046,766,099.28/13,814,564.58
  6. Step 6: Final answer
    x = 11,057,825.67

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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.