Finding the Fourth Proportional to 15,485,587.70, 23,226,871.91 and 4,702,982.11
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Solution
The fourth proportional to 15,485,587.70, 23,226,871.91 and 4,702,982.11 is: 7,054,014.68
Step by Step Solution
- Step 1: Write the proportion equation
15,485,587.70 : 23,226,871.91 = 4,702,982.11 : x - Step 2: Convert to fraction form
15,485,587.70/23,226,871.91 = 4,702,982.11/x - Step 3: Cross multiply
15,485,587.70x = 23,226,871.91 × 4,702,982.11 - Step 4: Simplify right side
15,485,587.70x = 109,235,562,982,409.44 - Step 5: Solve for x
x = 109,235,562,982,409.44/15,485,587.70 - Step 6: Final answer
x = 7,054,014.68
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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.