Finding the Fourth Proportional to 18,124,473.53, 27,189,258.56 and 5,824,313.10
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Solution
The fourth proportional to 18,124,473.53, 27,189,258.56 and 5,824,313.10 is: 8,737,288.54
Step by Step Solution
- Step 1: Write the proportion equation
18,124,473.53 : 27,189,258.56 = 5,824,313.10 : x - Step 2: Convert to fraction form
18,124,473.53/27,189,258.56 = 5,824,313.10/x - Step 3: Cross multiply
18,124,473.53x = 27,189,258.56 × 5,824,313.10 - Step 4: Simplify right side
18,124,473.53x = 158,358,754,803,014.72 - Step 5: Solve for x
x = 158,358,754,803,014.72/18,124,473.53 - Step 6: Final answer
x = 8,737,288.54
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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.