Finding the Fourth Proportional to 35,126,312.92, 48,474,885.96 and 19,231,132.68
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Solution
The fourth proportional to 35,126,312.92, 48,474,885.96 and 19,231,132.68 is: 26,539,277.43
Step by Step Solution
- Step 1: Write the proportion equation
35,126,312.92 : 48,474,885.96 = 19,231,132.68 : x - Step 2: Convert to fraction form
35,126,312.92/48,474,885.96 = 19,231,132.68/x - Step 3: Cross multiply
35,126,312.92x = 48,474,885.96 × 19,231,132.68 - Step 4: Simplify right side
35,126,312.92x = 932,226,963,544,629.12 - Step 5: Solve for x
x = 932,226,963,544,629.12/35,126,312.92 - Step 6: Final answer
x = 26,539,277.43
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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.