Finding the Fourth Proportional to 13,164,401.79, 19,747,469.13 and 3,449,252.68
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Solution
The fourth proportional to 13,164,401.79, 19,747,469.13 and 3,449,252.68 is: 5,174,106.03
Step by Step Solution
- Step 1: Write the proportion equation
13,164,401.79 : 19,747,469.13 = 3,449,252.68 : x - Step 2: Convert to fraction form
13,164,401.79/19,747,469.13 = 3,449,252.68/x - Step 3: Cross multiply
13,164,401.79x = 19,747,469.13 × 3,449,252.68 - Step 4: Simplify right side
13,164,401.79x = 68,114,010,703,886.16 - Step 5: Solve for x
x = 68,114,010,703,886.16/13,164,401.79 - Step 6: Final answer
x = 5,174,106.03
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.