Finding the Fourth Proportional to 12,014,094.96, 18,021,130.56 and 4,825,630.08
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Solution
The fourth proportional to 12,014,094.96, 18,021,130.56 and 4,825,630.08 is: 7,238,440.35
Step by Step Solution
- Step 1: Write the proportion equation
12,014,094.96 : 18,021,130.56 = 4,825,630.08 : x - Step 2: Convert to fraction form
12,014,094.96/18,021,130.56 = 4,825,630.08/x - Step 3: Cross multiply
12,014,094.96x = 18,021,130.56 × 4,825,630.08 - Step 4: Simplify right side
12,014,094.96x = 86,963,309,705,943.23 - Step 5: Solve for x
x = 86,963,309,705,943.23/12,014,094.96 - Step 6: Final answer
x = 7,238,440.35
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1.5x scale
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.