Finding the Fourth Proportional to 19,468,440.44, 26,865,954.42 and 10,766,381.48
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Solution
The fourth proportional to 19,468,440.44, 26,865,954.42 and 10,766,381.48 is: 14,857,333.59
Step by Step Solution
- Step 1: Write the proportion equation
19,468,440.44 : 26,865,954.42 = 10,766,381.48 : x - Step 2: Convert to fraction form
19,468,440.44/26,865,954.42 = 10,766,381.48/x - Step 3: Cross multiply
19,468,440.44x = 26,865,954.42 × 10,766,381.48 - Step 4: Simplify right side
19,468,440.44x = 289,249,114,110,012.19 - Step 5: Solve for x
x = 289,249,114,110,012.19/19,468,440.44 - Step 6: Final answer
x = 14,857,333.59
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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.