Finding the Fourth Proportional to 85,026,591.84, 127,561,249.68 and 24,442,428
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Solution
The fourth proportional to 85,026,591.84, 127,561,249.68 and 24,442,428 is: 36,669,782.87
Step by Step Solution
- Step 1: Write the proportion equation
85,026,591.84 : 127,561,249.68 = 24,442,428 : x - Step 2: Convert to fraction form
85,026,591.84/127,561,249.68 = 24,442,428/x - Step 3: Cross multiply
85,026,591.84x = 127,561,249.68 × 24,442,428 - Step 4: Simplify right side
85,026,591.84x = 3,117,906,660,893,423 - Step 5: Solve for x
x = 3,117,906,660,893,423/85,026,591.84 - Step 6: Final answer
x = 36,669,782.87
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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.