Finding the Fourth Proportional to 7,097,882.57, 10,646,823.80 and 1,706,532.99
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Solution
The fourth proportional to 7,097,882.57, 10,646,823.80 and 1,706,532.99 is: 2,559,799.47
Step by Step Solution
- Step 1: Write the proportion equation
7,097,882.57 : 10,646,823.80 = 1,706,532.99 : x - Step 2: Convert to fraction form
7,097,882.57/10,646,823.80 = 1,706,532.99/x - Step 3: Cross multiply
7,097,882.57x = 10,646,823.80 × 1,706,532.99 - Step 4: Simplify right side
7,097,882.57x = 18,169,156,053,417.16 - Step 5: Solve for x
x = 18,169,156,053,417.16/7,097,882.57 - Step 6: Final answer
x = 2,559,799.47
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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.