Finding the Fourth Proportional to 7,811,958.33, 11,725,511.00 and 3,771,289.53
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Solution
The fourth proportional to 7,811,958.33, 11,725,511.00 and 3,771,289.53 is: 5,660,590.47
Step by Step Solution
- Step 1: Write the proportion equation
7,811,958.33 : 11,725,511.00 = 3,771,289.53 : x - Step 2: Convert to fraction form
7,811,958.33/11,725,511.00 = 3,771,289.53/x - Step 3: Cross multiply
7,811,958.33x = 11,725,511.00 × 3,771,289.53 - Step 4: Simplify right side
7,811,958.33x = 44,220,296,849,343.38 - Step 5: Solve for x
x = 44,220,296,849,343.38/7,811,958.33 - Step 6: Final answer
x = 5,660,590.47
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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.