Finding the Fourth Proportional to 9,946,395.81, 14,919,543.72 and 8,594,444.79
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Solution
The fourth proportional to 9,946,395.81, 14,919,543.72 and 8,594,444.79 is: 12,891,623.99
Step by Step Solution
- Step 1: Write the proportion equation
9,946,395.81 : 14,919,543.72 = 8,594,444.79 : x - Step 2: Convert to fraction form
9,946,395.81/14,919,543.72 = 8,594,444.79/x - Step 3: Cross multiply
9,946,395.81x = 14,919,543.72 × 8,594,444.79 - Step 4: Simplify right side
9,946,395.81x = 128,225,194,793,531.22 - Step 5: Solve for x
x = 128,225,194,793,531.22/9,946,395.81 - Step 6: Final answer
x = 12,891,623.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.