Finding the Fourth Proportional to 45,018,557.49, 62,101,644.74 and 27,382,853.98
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Solution
The fourth proportional to 45,018,557.49, 62,101,644.74 and 27,382,853.98 is: 37,773,761.86
Step by Step Solution
- Step 1: Write the proportion equation
45,018,557.49 : 62,101,644.74 = 27,382,853.98 : x - Step 2: Convert to fraction form
45,018,557.49/62,101,644.74 = 27,382,853.98/x - Step 3: Cross multiply
45,018,557.49x = 62,101,644.74 × 27,382,853.98 - Step 4: Simplify right side
45,018,557.49x = 1,700,520,270,051,283.50 - Step 5: Solve for x
x = 1,700,520,270,051,283.50/45,018,557.49 - Step 6: Final answer
x = 37,773,761.86
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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.