Finding the Fourth Proportional to 51,053,461.19, 70,454,226.08 and 27,848,691.35
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Solution
The fourth proportional to 51,053,461.19, 70,454,226.08 and 27,848,691.35 is: 38,431,439.33
Step by Step Solution
- Step 1: Write the proportion equation
51,053,461.19 : 70,454,226.08 = 27,848,691.35 : x - Step 2: Convert to fraction form
51,053,461.19/70,454,226.08 = 27,848,691.35/x - Step 3: Cross multiply
51,053,461.19x = 70,454,226.08 × 27,848,691.35 - Step 4: Simplify right side
51,053,461.19x = 1,962,057,996,122,390.75 - Step 5: Solve for x
x = 1,962,057,996,122,390.75/51,053,461.19 - Step 6: Final answer
x = 38,431,439.33
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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.