Finding the Fourth Proportional to 8,063,995.08, 11,128,308.30 and 4,442,323.08
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Solution
The fourth proportional to 8,063,995.08, 11,128,308.30 and 4,442,323.08 is: 6,130,403.15
Step by Step Solution
- Step 1: Write the proportion equation
8,063,995.08 : 11,128,308.30 = 4,442,323.08 : x - Step 2: Convert to fraction form
8,063,995.08/11,128,308.30 = 4,442,323.08/x - Step 3: Cross multiply
8,063,995.08x = 11,128,308.30 × 4,442,323.08 - Step 4: Simplify right side
8,063,995.08x = 49,435,540,802,445.57 - Step 5: Solve for x
x = 49,435,540,802,445.57/8,063,995.08 - Step 6: Final answer
x = 6,130,403.15
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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.