Finding the Fourth Proportional to 8,343,862.60, 11,698,203.80 and 8,343,862.60
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Solution
The fourth proportional to 8,343,862.60, 11,698,203.80 and 8,343,862.60 is: 11,698,203.80
Step by Step Solution
- Step 1: Write the proportion equation
8,343,862.60 : 11,698,203.80 = 8,343,862.60 : x - Step 2: Convert to fraction form
8,343,862.60/11,698,203.80 = 8,343,862.60/x - Step 3: Cross multiply
8,343,862.60x = 11,698,203.80 × 8,343,862.60 - Step 4: Simplify right side
8,343,862.60x = 97,608,205,173,997.88 - Step 5: Solve for x
x = 97,608,205,173,997.88/8,343,862.60 - Step 6: Final answer
x = 11,698,203.80
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.