Finding the Fourth Proportional to 16,247,154.15, 22,431,267.50 and 10,455,999.99
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Solution
The fourth proportional to 16,247,154.15, 22,431,267.50 and 10,455,999.99 is: 14,435,840.92
Step by Step Solution
- Step 1: Write the proportion equation
16,247,154.15 : 22,431,267.50 = 10,455,999.99 : x - Step 2: Convert to fraction form
16,247,154.15/22,431,267.50 = 10,455,999.99/x - Step 3: Cross multiply
16,247,154.15x = 22,431,267.50 × 10,455,999.99 - Step 4: Simplify right side
16,247,154.15x = 234,541,332,703,407.34 - Step 5: Solve for x
x = 234,541,332,703,407.34/16,247,154.15 - Step 6: Final answer
x = 14,435,840.92
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.