Finding the Fourth Proportional to 19,097,261.28, 26,304,017.74 and 14,678,536.95
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Solution
The fourth proportional to 19,097,261.28, 26,304,017.74 and 14,678,536.95 is: 20,217,794.09
Step by Step Solution
- Step 1: Write the proportion equation
19,097,261.28 : 26,304,017.74 = 14,678,536.95 : x - Step 2: Convert to fraction form
19,097,261.28/26,304,017.74 = 14,678,536.95/x - Step 3: Cross multiply
19,097,261.28x = 26,304,017.74 × 14,678,536.95 - Step 4: Simplify right side
19,097,261.28x = 386,104,496,330,045.44 - Step 5: Solve for x
x = 386,104,496,330,045.44/19,097,261.28 - Step 6: Final answer
x = 20,217,794.09
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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.