Finding the Fourth Proportional to 45,886,605.87, 68,829,602.61 and 18,592,495.95
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Solution
The fourth proportional to 45,886,605.87, 68,829,602.61 and 18,592,495.95 is: 27,888,619.86
Step by Step Solution
- Step 1: Write the proportion equation
45,886,605.87 : 68,829,602.61 = 18,592,495.95 : x - Step 2: Convert to fraction form
45,886,605.87/68,829,602.61 = 18,592,495.95/x - Step 3: Cross multiply
45,886,605.87x = 68,829,602.61 × 18,592,495.95 - Step 4: Simplify right side
45,886,605.87x = 1,279,714,107,766,534.25 - Step 5: Solve for x
x = 1,279,714,107,766,534.25/45,886,605.87 - Step 6: Final answer
x = 27,888,619.86
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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.