Finding the Fourth Proportional to 7,544,438.06, 11,316,763.18 and 2,153,089.06
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Solution
The fourth proportional to 7,544,438.06, 11,316,763.18 and 2,153,089.06 is: 3,229,663.87
Step by Step Solution
- Step 1: Write the proportion equation
7,544,438.06 : 11,316,763.18 = 2,153,089.06 : x - Step 2: Convert to fraction form
7,544,438.06/11,316,763.18 = 2,153,089.06/x - Step 3: Cross multiply
7,544,438.06x = 11,316,763.18 × 2,153,089.06 - Step 4: Simplify right side
7,544,438.06x = 24,365,998,997,468.81 - Step 5: Solve for x
x = 24,365,998,997,468.81/7,544,438.06 - Step 6: Final answer
x = 3,229,663.87
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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.