Finding the Fourth Proportional to 49,708,030.80, 68,598,644 and 27,382,636.08
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Solution
The fourth proportional to 49,708,030.80, 68,598,644 and 27,382,636.08 is: 37,788,897.97
Step by Step Solution
- Step 1: Write the proportion equation
49,708,030.80 : 68,598,644 = 27,382,636.08 : x - Step 2: Convert to fraction form
49,708,030.80/68,598,644 = 27,382,636.08/x - Step 3: Cross multiply
49,708,030.80x = 68,598,644 × 27,382,636.08 - Step 4: Simplify right side
49,708,030.80x = 1,878,411,704,233,475.50 - Step 5: Solve for x
x = 1,878,411,704,233,475.50/49,708,030.80 - Step 6: Final answer
x = 37,788,897.97
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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.