Finding the Fourth Proportional to 53,144,490.70, 79,716,736.05 and 14,811,921.10
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Solution
The fourth proportional to 53,144,490.70, 79,716,736.05 and 14,811,921.10 is: 22,217,881.65
Step by Step Solution
- Step 1: Write the proportion equation
53,144,490.70 : 79,716,736.05 = 14,811,921.10 : x - Step 2: Convert to fraction form
53,144,490.70/79,716,736.05 = 14,811,921.10/x - Step 3: Cross multiply
53,144,490.70x = 79,716,736.05 × 14,811,921.10 - Step 4: Simplify right side
53,144,490.70x = 1,180,758,004,722,125.50 - Step 5: Solve for x
x = 1,180,758,004,722,125.50/53,144,490.70 - Step 6: Final answer
x = 22,217,881.65
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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.