Finding the Fourth Proportional to 42,005,486.08, 62,993,655.96 and 14,711,176.84
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Solution
The fourth proportional to 42,005,486.08, 62,993,655.96 and 14,711,176.84 is: 22,061,661.44
Step by Step Solution
- Step 1: Write the proportion equation
42,005,486.08 : 62,993,655.96 = 14,711,176.84 : x - Step 2: Convert to fraction form
42,005,486.08/62,993,655.96 = 14,711,176.84/x - Step 3: Cross multiply
42,005,486.08x = 62,993,655.96 × 14,711,176.84 - Step 4: Simplify right side
42,005,486.08x = 926,710,812,625,680 - Step 5: Solve for x
x = 926,710,812,625,680/42,005,486.08 - Step 6: Final answer
x = 22,061,661.44
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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.