Finding the Fourth Proportional to 7,898,242.66, 11,847,823.30 and 2,218,909.84
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Solution
The fourth proportional to 7,898,242.66, 11,847,823.30 and 2,218,909.84 is: 3,328,493.80
Step by Step Solution
- Step 1: Write the proportion equation
7,898,242.66 : 11,847,823.30 = 2,218,909.84 : x - Step 2: Convert to fraction form
7,898,242.66/11,847,823.30 = 2,218,909.84/x - Step 3: Cross multiply
7,898,242.66x = 11,847,823.30 × 2,218,909.84 - Step 4: Simplify right side
7,898,242.66x = 26,289,251,702,951.27 - Step 5: Solve for x
x = 26,289,251,702,951.27/7,898,242.66 - Step 6: Final answer
x = 3,328,493.80
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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.