Finding the Fourth Proportional to 16,056,889.12, 22,158,528.91 and 8,714,722.35
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Solution
The fourth proportional to 16,056,889.12, 22,158,528.91 and 8,714,722.35 is: 12,026,328.75
Step by Step Solution
- Step 1: Write the proportion equation
16,056,889.12 : 22,158,528.91 = 8,714,722.35 : x - Step 2: Convert to fraction form
16,056,889.12/22,158,528.91 = 8,714,722.35/x - Step 3: Cross multiply
16,056,889.12x = 22,158,528.91 × 8,714,722.35 - Step 4: Simplify right side
16,056,889.12x = 193,105,427,196,405.81 - Step 5: Solve for x
x = 193,105,427,196,405.81/16,056,889.12 - Step 6: Final answer
x = 12,026,328.75
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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.