Finding the Fourth Proportional to 10,105,330.24, 15,158,115.63 and 2,818,346.61
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Solution
The fourth proportional to 10,105,330.24, 15,158,115.63 and 2,818,346.61 is: 4,227,553.45
Step by Step Solution
- Step 1: Write the proportion equation
10,105,330.24 : 15,158,115.63 = 2,818,346.61 : x - Step 2: Convert to fraction form
10,105,330.24/15,158,115.63 = 2,818,346.61/x - Step 3: Cross multiply
10,105,330.24x = 15,158,115.63 × 2,818,346.61 - Step 4: Simplify right side
10,105,330.24x = 42,720,823,724,007.94 - Step 5: Solve for x
x = 42,720,823,724,007.94/10,105,330.24 - Step 6: Final answer
x = 4,227,553.45
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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.