Finding the Fourth Proportional to 7,097,882.06, 10,646,823.05 and 1,706,532.49
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Solution
The fourth proportional to 7,097,882.06, 10,646,823.05 and 1,706,532.49 is: 2,559,798.73
Step by Step Solution
- Step 1: Write the proportion equation
7,097,882.06 : 10,646,823.05 = 1,706,532.49 : x - Step 2: Convert to fraction form
7,097,882.06/10,646,823.05 = 1,706,532.49/x - Step 3: Cross multiply
7,097,882.06x = 10,646,823.05 × 1,706,532.49 - Step 4: Simplify right side
7,097,882.06x = 18,169,149,461,281.26 - Step 5: Solve for x
x = 18,169,149,461,281.26/7,097,882.06 - Step 6: Final answer
x = 2,559,798.73
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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.