Finding the Fourth Proportional to 8,700,644.40, 12,006,883.08 and 4,833,526.08
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Solution
The fourth proportional to 8,700,644.40, 12,006,883.08 and 4,833,526.08 is: 6,670,262.55
Step by Step Solution
- Step 1: Write the proportion equation
8,700,644.40 : 12,006,883.08 = 4,833,526.08 : x - Step 2: Convert to fraction form
8,700,644.40/12,006,883.08 = 4,833,526.08/x - Step 3: Cross multiply
8,700,644.40x = 12,006,883.08 × 4,833,526.08 - Step 4: Simplify right side
8,700,644.40x = 58,035,582,506,690.73 - Step 5: Solve for x
x = 58,035,582,506,690.73/8,700,644.40 - Step 6: Final answer
x = 6,670,262.55
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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.