Finding the Fourth Proportional to 16,068,409.47, 22,177,623.56 and 9,545,662.53
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Solution
The fourth proportional to 16,068,409.47, 22,177,623.56 and 9,545,662.53 is: 13,174,926.28
Step by Step Solution
- Step 1: Write the proportion equation
16,068,409.47 : 22,177,623.56 = 9,545,662.53 : x - Step 2: Convert to fraction form
16,068,409.47/22,177,623.56 = 9,545,662.53/x - Step 3: Cross multiply
16,068,409.47x = 22,177,623.56 × 9,545,662.53 - Step 4: Simplify right side
16,068,409.47x = 211,700,110,173,408.88 - Step 5: Solve for x
x = 211,700,110,173,408.88/16,068,409.47 - Step 6: Final answer
x = 13,174,926.28
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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.