Finding the Fourth Proportional to 27,665,719.60, 41,498,579.40 and 8,497,430.05
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Solution
The fourth proportional to 27,665,719.60, 41,498,579.40 and 8,497,430.05 is: 12,746,145.08
Step by Step Solution
- Step 1: Write the proportion equation
27,665,719.60 : 41,498,579.40 = 8,497,430.05 : x - Step 2: Convert to fraction form
27,665,719.60/41,498,579.40 = 8,497,430.05/x - Step 3: Cross multiply
27,665,719.60x = 41,498,579.40 × 8,497,430.05 - Step 4: Simplify right side
27,665,719.60x = 352,631,275,625,871 - Step 5: Solve for x
x = 352,631,275,625,871/27,665,719.60 - Step 6: Final answer
x = 12,746,145.08
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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.