Finding the Fourth Proportional to 17,352,823.40, 26,004,351.90 and 12,768,093.80
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Solution
The fourth proportional to 17,352,823.40, 26,004,351.90 and 12,768,093.80 is: 19,133,831.80
Step by Step Solution
- Step 1: Write the proportion equation
17,352,823.40 : 26,004,351.90 = 12,768,093.80 : x - Step 2: Convert to fraction form
17,352,823.40/26,004,351.90 = 12,768,093.80/x - Step 3: Cross multiply
17,352,823.40x = 26,004,351.90 × 12,768,093.80 - Step 4: Simplify right side
17,352,823.40x = 332,026,004,267,408.25 - Step 5: Solve for x
x = 332,026,004,267,408.25/17,352,823.40 - Step 6: Final answer
x = 19,133,831.80
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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.