Home / 13,350,518.66-18,424,078.00-7,550,167.79

Finding the Fourth Proportional to 13,350,518.66, 18,424,078.00 and 7,550,167.79

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Solution

The fourth proportional to 13,350,518.66, 18,424,078.00 and 7,550,167.79 is: 10,419,436.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,350,518.66 : 18,424,078.00 = 7,550,167.79 : x
  2. Step 2: Convert to fraction form
    13,350,518.66/18,424,078.00 = 7,550,167.79/x
  3. Step 3: Cross multiply
    13,350,518.66x = 18,424,078.00 × 7,550,167.79
  4. Step 4: Simplify right side
    13,350,518.66x = 139,104,880,303,232.39
  5. Step 5: Solve for x
    x = 139,104,880,303,232.39/13,350,518.66
  6. Step 6: Final answer
    x = 10,419,436.41

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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.