Finding the Fourth Proportional to 53,053,982.34, 79,580,966.76 and 14,715,496.24
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Solution
The fourth proportional to 53,053,982.34, 79,580,966.76 and 14,715,496.24 is: 22,073,242.49
Step by Step Solution
- Step 1: Write the proportion equation
53,053,982.34 : 79,580,966.76 = 14,715,496.24 : x - Step 2: Convert to fraction form
53,053,982.34/79,580,966.76 = 14,715,496.24/x - Step 3: Cross multiply
53,053,982.34x = 79,580,966.76 × 14,715,496.24 - Step 4: Simplify right side
53,053,982.34x = 1,171,073,417,132,345 - Step 5: Solve for x
x = 1,171,073,417,132,345/53,053,982.34 - Step 6: Final answer
x = 22,073,242.49
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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.