Finding the Fourth Proportional to 33,833,246.64, 46,689,931.68 and 18,363,336.96
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Solution
The fourth proportional to 33,833,246.64, 46,689,931.68 and 18,363,336.96 is: 25,341,432.86
Step by Step Solution
- Step 1: Write the proportion equation
33,833,246.64 : 46,689,931.68 = 18,363,336.96 : x - Step 2: Convert to fraction form
33,833,246.64/46,689,931.68 = 18,363,336.96/x - Step 3: Cross multiply
33,833,246.64x = 46,689,931.68 × 18,363,336.96 - Step 4: Simplify right side
33,833,246.64x = 857,382,948,079,218.88 - Step 5: Solve for x
x = 857,382,948,079,218.88/33,833,246.64 - Step 6: Final answer
x = 25,341,432.86
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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.