Finding the Fourth Proportional to 38,492,652.24, 57,734,158.86 and 12,582,782.10
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Solution
The fourth proportional to 38,492,652.24, 57,734,158.86 and 12,582,782.10 is: 18,872,597.71
Step by Step Solution
- Step 1: Write the proportion equation
38,492,652.24 : 57,734,158.86 = 12,582,782.10 : x - Step 2: Convert to fraction form
38,492,652.24/57,734,158.86 = 12,582,782.10/x - Step 3: Cross multiply
38,492,652.24x = 57,734,158.86 × 12,582,782.10 - Step 4: Simplify right side
38,492,652.24x = 726,456,340,662,164.38 - Step 5: Solve for x
x = 726,456,340,662,164.38/38,492,652.24 - Step 6: Final answer
x = 18,872,597.71
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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.