Finding the Fourth Proportional to 72,783,894.04, 109,213,625.70 and 29,684,717.08
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Solution
The fourth proportional to 72,783,894.04, 109,213,625.70 and 29,684,717.08 is: 44,542,485.98
Step by Step Solution
- Step 1: Write the proportion equation
72,783,894.04 : 109,213,625.70 = 29,684,717.08 : x - Step 2: Convert to fraction form
72,783,894.04/109,213,625.70 = 29,684,717.08/x - Step 3: Cross multiply
72,783,894.04x = 109,213,625.70 × 29,684,717.08 - Step 4: Simplify right side
72,783,894.04x = 3,241,975,580,185,517 - Step 5: Solve for x
x = 3,241,975,580,185,517/72,783,894.04 - Step 6: Final answer
x = 44,542,485.98
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.