Finding the Fourth Proportional to 14,246,962.08, 19,657,910.16 and 8,443,189.92
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Solution
The fourth proportional to 14,246,962.08, 19,657,910.16 and 8,443,189.92 is: 11,649,884.94
Step by Step Solution
- Step 1: Write the proportion equation
14,246,962.08 : 19,657,910.16 = 8,443,189.92 : x - Step 2: Convert to fraction form
14,246,962.08/19,657,910.16 = 8,443,189.92/x - Step 3: Cross multiply
14,246,962.08x = 19,657,910.16 × 8,443,189.92 - Step 4: Simplify right side
14,246,962.08x = 165,975,468,911,177.59 - Step 5: Solve for x
x = 165,975,468,911,177.59/14,246,962.08 - Step 6: Final answer
x = 11,649,884.94
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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.