Finding the Fourth Proportional to 32,312,268.64, 44,590,719.06 and 18,373,624.76
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Solution
The fourth proportional to 32,312,268.64, 44,590,719.06 and 18,373,624.76 is: 25,355,481.81
Step by Step Solution
- Step 1: Write the proportion equation
32,312,268.64 : 44,590,719.06 = 18,373,624.76 : x - Step 2: Convert to fraction form
32,312,268.64/44,590,719.06 = 18,373,624.76/x - Step 3: Cross multiply
32,312,268.64x = 44,590,719.06 × 18,373,624.76 - Step 4: Simplify right side
32,312,268.64x = 819,293,139,787,020 - Step 5: Solve for x
x = 819,293,139,787,020/32,312,268.64 - Step 6: Final answer
x = 25,355,481.81
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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.