Finding the Fourth Proportional to 16,266,565.40, 24,382,823.52 and 5,480,138.84
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Solution
The fourth proportional to 16,266,565.40, 24,382,823.52 and 5,480,138.84 is: 8,214,472.75
Step by Step Solution
- Step 1: Write the proportion equation
16,266,565.40 : 24,382,823.52 = 5,480,138.84 : x - Step 2: Convert to fraction form
16,266,565.40/24,382,823.52 = 5,480,138.84/x - Step 3: Cross multiply
16,266,565.40x = 24,382,823.52 × 5,480,138.84 - Step 4: Simplify right side
16,266,565.40x = 133,621,258,200,817.52 - Step 5: Solve for x
x = 133,621,258,200,817.52/16,266,565.40 - Step 6: Final answer
x = 8,214,472.75
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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.