Finding the Fourth Proportional to 16,256,492.68, 22,415,572.38 and 10,368,252.76
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Solution
The fourth proportional to 16,256,492.68, 22,415,572.38 and 10,368,252.76 is: 14,296,461.41
Step by Step Solution
- Step 1: Write the proportion equation
16,256,492.68 : 22,415,572.38 = 10,368,252.76 : x - Step 2: Convert to fraction form
16,256,492.68/22,415,572.38 = 10,368,252.76/x - Step 3: Cross multiply
16,256,492.68x = 22,415,572.38 × 10,368,252.76 - Step 4: Simplify right side
16,256,492.68x = 232,410,320,195,914.75 - Step 5: Solve for x
x = 232,410,320,195,914.75/16,256,492.68 - Step 6: Final answer
x = 14,296,461.41
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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.