Finding the Fourth Proportional to 23,226,729.48, 32,052,840.21 and 13,306,824.81
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Solution
The fourth proportional to 23,226,729.48, 32,052,840.21 and 13,306,824.81 is: 18,363,391.61
Step by Step Solution
- Step 1: Write the proportion equation
23,226,729.48 : 32,052,840.21 = 13,306,824.81 : x - Step 2: Convert to fraction form
23,226,729.48/32,052,840.21 = 13,306,824.81/x - Step 3: Cross multiply
23,226,729.48x = 32,052,840.21 × 13,306,824.81 - Step 4: Simplify right side
23,226,729.48x = 426,521,529,337,393.62 - Step 5: Solve for x
x = 426,521,529,337,393.62/23,226,729.48 - Step 6: Final answer
x = 18,363,391.61
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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.