Finding the Fourth Proportional to 57,543,705.10, 86,173,840.05 and 27,216,138.70
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Solution
The fourth proportional to 57,543,705.10, 86,173,840.05 and 27,216,138.70 is: 40,757,180.63
Step by Step Solution
- Step 1: Write the proportion equation
57,543,705.10 : 86,173,840.05 = 27,216,138.70 : x - Step 2: Convert to fraction form
57,543,705.10/86,173,840.05 = 27,216,138.70/x - Step 3: Cross multiply
57,543,705.10x = 86,173,840.05 × 27,216,138.70 - Step 4: Simplify right side
57,543,705.10x = 2,345,319,183,112,415 - Step 5: Solve for x
x = 2,345,319,183,112,415/57,543,705.10 - Step 6: Final answer
x = 40,757,180.63
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.