Finding the Fourth Proportional to 19,951,769.62, 29,927,473.89 and 6,304,918.17
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Solution
The fourth proportional to 19,951,769.62, 29,927,473.89 and 6,304,918.17 is: 9,457,320.20
Step by Step Solution
- Step 1: Write the proportion equation
19,951,769.62 : 29,927,473.89 = 6,304,918.17 : x - Step 2: Convert to fraction form
19,951,769.62/29,927,473.89 = 6,304,918.17/x - Step 3: Cross multiply
19,951,769.62x = 29,927,473.89 × 6,304,918.17 - Step 4: Simplify right side
19,951,769.62x = 188,690,273,911,261.59 - Step 5: Solve for x
x = 188,690,273,911,261.59/19,951,769.62 - Step 6: Final answer
x = 9,457,320.20
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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.