Finding the Fourth Proportional to 41,046,281.40, 56,643,872.79 and 22,461,425.49
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Solution
The fourth proportional to 41,046,281.40, 56,643,872.79 and 22,461,425.49 is: 30,996,769.62
Step by Step Solution
- Step 1: Write the proportion equation
41,046,281.40 : 56,643,872.79 = 22,461,425.49 : x - Step 2: Convert to fraction form
41,046,281.40/56,643,872.79 = 22,461,425.49/x - Step 3: Cross multiply
41,046,281.40x = 56,643,872.79 × 22,461,425.49 - Step 4: Simplify right side
41,046,281.40x = 1,272,302,128,137,623.25 - Step 5: Solve for x
x = 1,272,302,128,137,623.25/41,046,281.40 - Step 6: Final answer
x = 30,996,769.62
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.