Finding the Fourth Proportional to 7,246,355.25, 10,871,312.54 and 3,604,803.42
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Solution
The fourth proportional to 7,246,355.25, 10,871,312.54 and 3,604,803.42 is: 5,408,090.45
Step by Step Solution
- Step 1: Write the proportion equation
7,246,355.25 : 10,871,312.54 = 3,604,803.42 : x - Step 2: Convert to fraction form
7,246,355.25/10,871,312.54 = 3,604,803.42/x - Step 3: Cross multiply
7,246,355.25x = 10,871,312.54 × 3,604,803.42 - Step 4: Simplify right side
7,246,355.25x = 39,188,944,624,080.88 - Step 5: Solve for x
x = 39,188,944,624,080.88/7,246,355.25 - Step 6: Final answer
x = 5,408,090.45
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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.