Finding the Fourth Proportional to 16,056,884.05, 22,158,521.87 and 8,714,717.28
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Solution
The fourth proportional to 16,056,884.05, 22,158,521.87 and 8,714,717.28 is: 12,026,321.72
Step by Step Solution
- Step 1: Write the proportion equation
16,056,884.05 : 22,158,521.87 = 8,714,717.28 : x - Step 2: Convert to fraction form
16,056,884.05/22,158,521.87 = 8,714,717.28/x - Step 3: Cross multiply
16,056,884.05x = 22,158,521.87 × 8,714,717.28 - Step 4: Simplify right side
16,056,884.05x = 193,105,253,439,746.91 - Step 5: Solve for x
x = 193,105,253,439,746.91/16,056,884.05 - Step 6: Final answer
x = 12,026,321.72
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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.