Home / 13,039,583.54-17,996,496.60-7,812,799.34

Finding the Fourth Proportional to 13,039,583.54, 17,996,496.60 and 7,812,799.34

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Solution

The fourth proportional to 13,039,583.54, 17,996,496.60 and 7,812,799.34 is: 10,782,784.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,039,583.54 : 17,996,496.60 = 7,812,799.34 : x
  2. Step 2: Convert to fraction form
    13,039,583.54/17,996,496.60 = 7,812,799.34/x
  3. Step 3: Cross multiply
    13,039,583.54x = 17,996,496.60 × 7,812,799.34
  4. Step 4: Simplify right side
    13,039,583.54x = 140,603,016,758,792.25
  5. Step 5: Solve for x
    x = 140,603,016,758,792.25/13,039,583.54
  6. Step 6: Final answer
    x = 10,782,784.31

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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.