Home / 13,057,321.57-19,601,114.77-7,003,875.67

Finding the Fourth Proportional to 13,057,321.57, 19,601,114.77 and 7,003,875.67

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Solution

The fourth proportional to 13,057,321.57, 19,601,114.77 and 7,003,875.67 is: 10,513,930.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,057,321.57 : 19,601,114.77 = 7,003,875.67 : x
  2. Step 2: Convert to fraction form
    13,057,321.57/19,601,114.77 = 7,003,875.67/x
  3. Step 3: Cross multiply
    13,057,321.57x = 19,601,114.77 × 7,003,875.67
  4. Step 4: Simplify right side
    13,057,321.57x = 137,283,770,802,232.70
  5. Step 5: Solve for x
    x = 137,283,770,802,232.70/13,057,321.57
  6. Step 6: Final answer
    x = 10,513,930.45

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.