Finding the Fourth Proportional to 51,088,904.24, 76,643,467.60 and 18,741,089.36
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Solution
The fourth proportional to 51,088,904.24, 76,643,467.60 and 18,741,089.36 is: 28,115,343.18
Step by Step Solution
- Step 1: Write the proportion equation
51,088,904.24 : 76,643,467.60 = 18,741,089.36 : x - Step 2: Convert to fraction form
51,088,904.24/76,643,467.60 = 18,741,089.36/x - Step 3: Cross multiply
51,088,904.24x = 76,643,467.60 × 18,741,089.36 - Step 4: Simplify right side
51,088,904.24x = 1,436,382,075,151,864.50 - Step 5: Solve for x
x = 1,436,382,075,151,864.50/51,088,904.24 - Step 6: Final answer
x = 28,115,343.18
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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.