Finding the Fourth Proportional to 11,670,882.70, 17,506,324.05 and 7,429,852.30
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Solution
The fourth proportional to 11,670,882.70, 17,506,324.05 and 7,429,852.30 is: 11,144,778.45
Step by Step Solution
- Step 1: Write the proportion equation
11,670,882.70 : 17,506,324.05 = 7,429,852.30 : x - Step 2: Convert to fraction form
11,670,882.70/17,506,324.05 = 7,429,852.30/x - Step 3: Cross multiply
11,670,882.70x = 17,506,324.05 × 7,429,852.30 - Step 4: Simplify right side
11,670,882.70x = 130,069,402,007,437.81 - Step 5: Solve for x
x = 130,069,402,007,437.81/11,670,882.70 - Step 6: Final answer
x = 11,144,778.45
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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.