Home / 13,985,683.44-19,301,130.41-8,479,585.73

Finding the Fourth Proportional to 13,985,683.44, 19,301,130.41 and 8,479,585.73

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Solution

The fourth proportional to 13,985,683.44, 19,301,130.41 and 8,479,585.73 is: 11,702,366.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,985,683.44 : 19,301,130.41 = 8,479,585.73 : x
  2. Step 2: Convert to fraction form
    13,985,683.44/19,301,130.41 = 8,479,585.73/x
  3. Step 3: Cross multiply
    13,985,683.44x = 19,301,130.41 × 8,479,585.73
  4. Step 4: Simplify right side
    13,985,683.44x = 163,665,589,858,601.47
  5. Step 5: Solve for x
    x = 163,665,589,858,601.47/13,985,683.44
  6. Step 6: Final answer
    x = 11,702,366.25

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Double scale
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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.