Finding the Fourth Proportional to 11,069,024.64, 15,275,632.50 and 6,422,458.83
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Solution
The fourth proportional to 11,069,024.64, 15,275,632.50 and 6,422,458.83 is: 8,863,212.80
Step by Step Solution
- Step 1: Write the proportion equation
11,069,024.64 : 15,275,632.50 = 6,422,458.83 : x - Step 2: Convert to fraction form
11,069,024.64/15,275,632.50 = 6,422,458.83/x - Step 3: Cross multiply
11,069,024.64x = 15,275,632.50 × 6,422,458.83 - Step 4: Simplify right side
11,069,024.64x = 98,107,120,833,459.97 - Step 5: Solve for x
x = 98,107,120,833,459.97/11,069,024.64 - Step 6: Final answer
x = 8,863,212.80
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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.