Finding the Fourth Proportional to 48,329,920.71, 72,472,405.18 and 17,603,109.36
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Solution
The fourth proportional to 48,329,920.71, 72,472,405.18 and 17,603,109.36 is: 26,396,477.69
Step by Step Solution
- Step 1: Write the proportion equation
48,329,920.71 : 72,472,405.18 = 17,603,109.36 : x - Step 2: Convert to fraction form
48,329,920.71/72,472,405.18 = 17,603,109.36/x - Step 3: Cross multiply
48,329,920.71x = 72,472,405.18 × 17,603,109.36 - Step 4: Simplify right side
48,329,920.71x = 1,275,739,673,965,770.50 - Step 5: Solve for x
x = 1,275,739,673,965,770.50/48,329,920.71 - Step 6: Final answer
x = 26,396,477.69
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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.