Finding the Fourth Proportional to 14,283,726.26, 19,711,658.04 and 7,757,402.44
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Solution
The fourth proportional to 14,283,726.26, 19,711,658.04 and 7,757,402.44 is: 10,705,278.26
Step by Step Solution
- Step 1: Write the proportion equation
14,283,726.26 : 19,711,658.04 = 7,757,402.44 : x - Step 2: Convert to fraction form
14,283,726.26/19,711,658.04 = 7,757,402.44/x - Step 3: Cross multiply
14,283,726.26x = 19,711,658.04 × 7,757,402.44 - Step 4: Simplify right side
14,283,726.26x = 152,911,264,175,941.62 - Step 5: Solve for x
x = 152,911,264,175,941.62/14,283,726.26 - Step 6: Final answer
x = 10,705,278.26
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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.