Finding the Fourth Proportional to 26,863,069.28, 37,072,349.76 and 15,106,037.62
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Solution
The fourth proportional to 26,863,069.28, 37,072,349.76 and 15,106,037.62 is: 20,847,070.91
Step by Step Solution
- Step 1: Write the proportion equation
26,863,069.28 : 37,072,349.76 = 15,106,037.62 : x - Step 2: Convert to fraction form
26,863,069.28/37,072,349.76 = 15,106,037.62/x - Step 3: Cross multiply
26,863,069.28x = 37,072,349.76 × 15,106,037.62 - Step 4: Simplify right side
26,863,069.28x = 560,016,310,136,357.94 - Step 5: Solve for x
x = 560,016,310,136,357.94/26,863,069.28 - Step 6: Final answer
x = 20,847,070.91
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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.