Finding the Fourth Proportional to 23,781,110.58, 35,662,916.12 and 8,214,979.19
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Solution
The fourth proportional to 23,781,110.58, 35,662,916.12 and 8,214,979.19 is: 12,319,446.25
Step by Step Solution
- Step 1: Write the proportion equation
23,781,110.58 : 35,662,916.12 = 8,214,979.19 : x - Step 2: Convert to fraction form
23,781,110.58/35,662,916.12 = 8,214,979.19/x - Step 3: Cross multiply
23,781,110.58x = 35,662,916.12 × 8,214,979.19 - Step 4: Simplify right side
23,781,110.58x = 292,970,113,561,126.06 - Step 5: Solve for x
x = 292,970,113,561,126.06/23,781,110.58 - Step 6: Final answer
x = 12,319,446.25
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.