Finding the Fourth Proportional to 64,129,951.49, 88,496,962.12 and 34,760,653.49
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Solution
The fourth proportional to 64,129,951.49, 88,496,962.12 and 34,760,653.49 is: 47,968,416.68
Step by Step Solution
- Step 1: Write the proportion equation
64,129,951.49 : 88,496,962.12 = 34,760,653.49 : x - Step 2: Convert to fraction form
64,129,951.49/88,496,962.12 = 34,760,653.49/x - Step 3: Cross multiply
64,129,951.49x = 88,496,962.12 × 34,760,653.49 - Step 4: Simplify right side
64,129,951.49x = 3,076,212,234,554,687.50 - Step 5: Solve for x
x = 3,076,212,234,554,687.50/64,129,951.49 - Step 6: Final answer
x = 47,968,416.68
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.