Finding the Fourth Proportional to 31,651,120.97, 47,470,038.33 and 8,926,703.81
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Solution
The fourth proportional to 31,651,120.97, 47,470,038.33 and 8,926,703.81 is: 13,388,182.12
Step by Step Solution
- Step 1: Write the proportion equation
31,651,120.97 : 47,470,038.33 = 8,926,703.81 : x - Step 2: Convert to fraction form
31,651,120.97/47,470,038.33 = 8,926,703.81/x - Step 3: Cross multiply
31,651,120.97x = 47,470,038.33 × 8,926,703.81 - Step 4: Simplify right side
31,651,120.97x = 423,750,971,783,906.81 - Step 5: Solve for x
x = 423,750,971,783,906.81/31,651,120.97 - Step 6: Final answer
x = 13,388,182.12
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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.