Finding the Fourth Proportional to 48,701,696.41, 67,189,642.10 and 27,794,890.70
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Solution
The fourth proportional to 48,701,696.41, 67,189,642.10 and 27,794,890.70 is: 38,346,277.36
Step by Step Solution
- Step 1: Write the proportion equation
48,701,696.41 : 67,189,642.10 = 27,794,890.70 : x - Step 2: Convert to fraction form
48,701,696.41/67,189,642.10 = 27,794,890.70/x - Step 3: Cross multiply
48,701,696.41x = 67,189,642.10 × 27,794,890.70 - Step 4: Simplify right side
48,701,696.41x = 1,867,528,758,005,670 - Step 5: Solve for x
x = 1,867,528,758,005,670/48,701,696.41 - Step 6: Final answer
x = 38,346,277.36
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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.