Finding the Fourth Proportional to 18,598,328.07, 27,896,976.41 and 4,951,591.53
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Solution
The fourth proportional to 18,598,328.07, 27,896,976.41 and 4,951,591.53 is: 7,427,250.00
Step by Step Solution
- Step 1: Write the proportion equation
18,598,328.07 : 27,896,976.41 = 4,951,591.53 : x - Step 2: Convert to fraction form
18,598,328.07/27,896,976.41 = 4,951,591.53/x - Step 3: Cross multiply
18,598,328.07x = 27,896,976.41 × 4,951,591.53 - Step 4: Simplify right side
18,598,328.07x = 138,134,432,079,607.86 - Step 5: Solve for x
x = 138,134,432,079,607.86/18,598,328.07 - Step 6: Final answer
x = 7,427,250.00
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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.