Finding the Fourth Proportional to 8,705,018.18, 12,000,264.19 and 6,083,382.80
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Solution
The fourth proportional to 8,705,018.18, 12,000,264.19 and 6,083,382.80 is: 8,386,220.37
Step by Step Solution
- Step 1: Write the proportion equation
8,705,018.18 : 12,000,264.19 = 6,083,382.80 : x - Step 2: Convert to fraction form
8,705,018.18/12,000,264.19 = 6,083,382.80/x - Step 3: Cross multiply
8,705,018.18x = 12,000,264.19 × 6,083,382.80 - Step 4: Simplify right side
8,705,018.18x = 73,002,200,768,901.92 - Step 5: Solve for x
x = 73,002,200,768,901.92/8,705,018.18 - Step 6: Final answer
x = 8,386,220.37
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1.5x scale
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.