Finding the Fourth Proportional to 38,884,409.70, 58,285,876.17 and 18,117,724.47
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Solution
The fourth proportional to 38,884,409.70, 58,285,876.17 and 18,117,724.47 is: 27,157,605.15
Step by Step Solution
- Step 1: Write the proportion equation
38,884,409.70 : 58,285,876.17 = 18,117,724.47 : x - Step 2: Convert to fraction form
38,884,409.70/58,285,876.17 = 18,117,724.47/x - Step 3: Cross multiply
38,884,409.70x = 58,285,876.17 × 18,117,724.47 - Step 4: Simplify right side
38,884,409.70x = 1,056,007,444,940,598.88 - Step 5: Solve for x
x = 1,056,007,444,940,598.88/38,884,409.70 - Step 6: Final answer
x = 27,157,605.15
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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.