Finding the Fourth Proportional to 7,444,368.30, 11,166,552.45 and 2,956,644.30
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Solution
The fourth proportional to 7,444,368.30, 11,166,552.45 and 2,956,644.30 is: 4,434,966.45
Step by Step Solution
- Step 1: Write the proportion equation
7,444,368.30 : 11,166,552.45 = 2,956,644.30 : x - Step 2: Convert to fraction form
7,444,368.30/11,166,552.45 = 2,956,644.30/x - Step 3: Cross multiply
7,444,368.30x = 11,166,552.45 × 2,956,644.30 - Step 4: Simplify right side
7,444,368.30x = 33,015,523,651,943.53 - Step 5: Solve for x
x = 33,015,523,651,943.53/7,444,368.30 - Step 6: Final answer
x = 4,434,966.45
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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.