Finding the Fourth Proportional to 27,832,860.10, 41,678,431.35 and 26,557,401.70
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Solution
The fourth proportional to 27,832,860.10, 41,678,431.35 and 26,557,401.70 is: 39,768,490.90
Step by Step Solution
- Step 1: Write the proportion equation
27,832,860.10 : 41,678,431.35 = 26,557,401.70 : x - Step 2: Convert to fraction form
27,832,860.10/41,678,431.35 = 26,557,401.70/x - Step 3: Cross multiply
27,832,860.10x = 41,678,431.35 × 26,557,401.70 - Step 4: Simplify right side
27,832,860.10x = 1,106,870,843,587,823.25 - Step 5: Solve for x
x = 1,106,870,843,587,823.25/27,832,860.10 - Step 6: Final answer
x = 39,768,490.90
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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.