Finding the Fourth Proportional to 7,302,900.48, 10,955,347.14 and 3,042,072.28
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Solution
The fourth proportional to 7,302,900.48, 10,955,347.14 and 3,042,072.28 is: 4,563,523.49
Step by Step Solution
- Step 1: Write the proportion equation
7,302,900.48 : 10,955,347.14 = 3,042,072.28 : x - Step 2: Convert to fraction form
7,302,900.48/10,955,347.14 = 3,042,072.28/x - Step 3: Cross multiply
7,302,900.48x = 10,955,347.14 × 3,042,072.28 - Step 4: Simplify right side
7,302,900.48x = 33,326,957,852,371.28 - Step 5: Solve for x
x = 33,326,957,852,371.28/7,302,900.48 - Step 6: Final answer
x = 4,563,523.49
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1.5x scale
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.