Finding the Fourth Proportional to 31,532,005.92, 47,283,312.16 and 16,381,869.60
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Solution
The fourth proportional to 31,532,005.92, 47,283,312.16 and 16,381,869.60 is: 24,565,168.99
Step by Step Solution
- Step 1: Write the proportion equation
31,532,005.92 : 47,283,312.16 = 16,381,869.60 : x - Step 2: Convert to fraction form
31,532,005.92/47,283,312.16 = 16,381,869.60/x - Step 3: Cross multiply
31,532,005.92x = 47,283,312.16 × 16,381,869.60 - Step 4: Simplify right side
31,532,005.92x = 774,589,054,061,214.25 - Step 5: Solve for x
x = 774,589,054,061,214.25/31,532,005.92 - Step 6: Final answer
x = 24,565,168.99
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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.