Finding the Fourth Proportional to 32,115,814.08, 44,319,712.82 and 17,431,479.60
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Solution
The fourth proportional to 32,115,814.08, 44,319,712.82 and 17,431,479.60 is: 24,055,381.81
Step by Step Solution
- Step 1: Write the proportion equation
32,115,814.08 : 44,319,712.82 = 17,431,479.60 : x - Step 2: Convert to fraction form
32,115,814.08/44,319,712.82 = 17,431,479.60/x - Step 3: Cross multiply
32,115,814.08x = 44,319,712.82 × 17,431,479.60 - Step 4: Simplify right side
32,115,814.08x = 772,558,169,899,688.50 - Step 5: Solve for x
x = 772,558,169,899,688.50/32,115,814.08 - Step 6: Final answer
x = 24,055,381.81
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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.