Finding the Fourth Proportional to 11,039,305.66, 15,234,125.43 and 6,144,449.74
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Solution
The fourth proportional to 11,039,305.66, 15,234,125.43 and 6,144,449.74 is: 8,479,275.86
Step by Step Solution
- Step 1: Write the proportion equation
11,039,305.66 : 15,234,125.43 = 6,144,449.74 : x - Step 2: Convert to fraction form
11,039,305.66/15,234,125.43 = 6,144,449.74/x - Step 3: Cross multiply
11,039,305.66x = 15,234,125.43 × 6,144,449.74 - Step 4: Simplify right side
11,039,305.66x = 93,605,318,037,490.89 - Step 5: Solve for x
x = 93,605,318,037,490.89/11,039,305.66 - Step 6: Final answer
x = 8,479,275.86
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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.