Finding the Fourth Proportional to 7,229,525.84, 10,837,237.88 and 3,441,991.76
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Solution
The fourth proportional to 7,229,525.84, 10,837,237.88 and 3,441,991.76 is: 5,159,630.70
Step by Step Solution
- Step 1: Write the proportion equation
7,229,525.84 : 10,837,237.88 = 3,441,991.76 : x - Step 2: Convert to fraction form
7,229,525.84/10,837,237.88 = 3,441,991.76/x - Step 3: Cross multiply
7,229,525.84x = 10,837,237.88 × 3,441,991.76 - Step 4: Simplify right side
7,229,525.84x = 37,301,683,484,119.87 - Step 5: Solve for x
x = 37,301,683,484,119.87/7,229,525.84 - Step 6: Final answer
x = 5,159,630.70
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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.