Finding the Fourth Proportional to 38,879,619.40, 58,319,029.67 and 22,474,465.39
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Solution
The fourth proportional to 38,879,619.40, 58,319,029.67 and 22,474,465.39 is: 33,711,467.19
Step by Step Solution
- Step 1: Write the proportion equation
38,879,619.40 : 58,319,029.67 = 22,474,465.39 : x - Step 2: Convert to fraction form
38,879,619.40/58,319,029.67 = 22,474,465.39/x - Step 3: Cross multiply
38,879,619.40x = 58,319,029.67 × 22,474,465.39 - Step 4: Simplify right side
38,879,619.40x = 1,310,689,013,896,798.25 - Step 5: Solve for x
x = 1,310,689,013,896,798.25/38,879,619.40 - Step 6: Final answer
x = 33,711,467.19
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.