Home / 13,896,683.73-19,178,188.29-7,701,601.50

Finding the Fourth Proportional to 13,896,683.73, 19,178,188.29 and 7,701,601.50

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Solution

The fourth proportional to 13,896,683.73, 19,178,188.29 and 7,701,601.50 is: 10,628,633.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,896,683.73 : 19,178,188.29 = 7,701,601.50 : x
  2. Step 2: Convert to fraction form
    13,896,683.73/19,178,188.29 = 7,701,601.50/x
  3. Step 3: Cross multiply
    13,896,683.73x = 19,178,188.29 × 7,701,601.50
  4. Step 4: Simplify right side
    13,896,683.73x = 147,702,763,701,546.44
  5. Step 5: Solve for x
    x = 147,702,763,701,546.44/13,896,683.73
  6. Step 6: Final answer
    x = 10,628,633.89

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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.