Finding the Fourth Proportional to 66,724,976.08, 92,053,102.08 and 40,598,549.20
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Solution
The fourth proportional to 66,724,976.08, 92,053,102.08 and 40,598,549.20 is: 56,009,347.82
Step by Step Solution
- Step 1: Write the proportion equation
66,724,976.08 : 92,053,102.08 = 40,598,549.20 : x - Step 2: Convert to fraction form
66,724,976.08/92,053,102.08 = 40,598,549.20/x - Step 3: Cross multiply
66,724,976.08x = 92,053,102.08 × 40,598,549.20 - Step 4: Simplify right side
66,724,976.08x = 3,737,222,393,807,502.50 - Step 5: Solve for x
x = 3,737,222,393,807,502.50/66,724,976.08 - Step 6: Final answer
x = 56,009,347.82
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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.