Finding the Fourth Proportional to 8,473,684.41, 12,710,291.40 and 3,082,434.12
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Solution
The fourth proportional to 8,473,684.41, 12,710,291.40 and 3,082,434.12 is: 4,623,565.62
Step by Step Solution
- Step 1: Write the proportion equation
8,473,684.41 : 12,710,291.40 = 3,082,434.12 : x - Step 2: Convert to fraction form
8,473,684.41/12,710,291.40 = 3,082,434.12/x - Step 3: Cross multiply
8,473,684.41x = 12,710,291.40 × 3,082,434.12 - Step 4: Simplify right side
8,473,684.41x = 39,178,635,886,502.57 - Step 5: Solve for x
x = 39,178,635,886,502.57/8,473,684.41 - Step 6: Final answer
x = 4,623,565.62
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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.