Finding the Fourth Proportional to 16,288,366.03, 22,478,215.19 and 8,946,877.67
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Solution
The fourth proportional to 16,288,366.03, 22,478,215.19 and 8,946,877.67 is: 12,346,839.53
Step by Step Solution
- Step 1: Write the proportion equation
16,288,366.03 : 22,478,215.19 = 8,946,877.67 : x - Step 2: Convert to fraction form
16,288,366.03/22,478,215.19 = 8,946,877.67/x - Step 3: Cross multiply
16,288,366.03x = 22,478,215.19 × 8,946,877.67 - Step 4: Simplify right side
16,288,366.03x = 201,109,841,544,865.81 - Step 5: Solve for x
x = 201,109,841,544,865.81/16,288,366.03 - Step 6: Final answer
x = 12,346,839.53
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.