Finding the Fourth Proportional to 11,255,021.58, 15,532,106.13 and 6,608,909.36
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Solution
The fourth proportional to 11,255,021.58, 15,532,106.13 and 6,608,909.36 is: 9,120,398.46
Step by Step Solution
- Step 1: Write the proportion equation
11,255,021.58 : 15,532,106.13 = 6,608,909.36 : x - Step 2: Convert to fraction form
11,255,021.58/15,532,106.13 = 6,608,909.36/x - Step 3: Cross multiply
11,255,021.58x = 15,532,106.13 × 6,608,909.36 - Step 4: Simplify right side
11,255,021.58x = 102,650,281,480,626.45 - Step 5: Solve for x
x = 102,650,281,480,626.45/11,255,021.58 - Step 6: Final answer
x = 9,120,398.46
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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.