Finding the Fourth Proportional to 11,288,325.60, 15,578,179.20 and 6,131,982.24
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Solution
The fourth proportional to 11,288,325.60, 15,578,179.20 and 6,131,982.24 is: 8,462,292.95
Step by Step Solution
- Step 1: Write the proportion equation
11,288,325.60 : 15,578,179.20 = 6,131,982.24 : x - Step 2: Convert to fraction form
11,288,325.60/15,578,179.20 = 6,131,982.24/x - Step 3: Cross multiply
11,288,325.60x = 15,578,179.20 × 6,131,982.24 - Step 4: Simplify right side
11,288,325.60x = 95,525,118,185,937.41 - Step 5: Solve for x
x = 95,525,118,185,937.41/11,288,325.60 - Step 6: Final answer
x = 8,462,292.95
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.