Finding the Fourth Proportional to 11,190,654.36, 16,785,980.60 and 3,103,630.02
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Solution
The fourth proportional to 11,190,654.36, 16,785,980.60 and 3,103,630.02 is: 4,655,444.77
Step by Step Solution
- Step 1: Write the proportion equation
11,190,654.36 : 16,785,980.60 = 3,103,630.02 : x - Step 2: Convert to fraction form
11,190,654.36/16,785,980.60 = 3,103,630.02/x - Step 3: Cross multiply
11,190,654.36x = 16,785,980.60 × 3,103,630.02 - Step 4: Simplify right side
11,190,654.36x = 52,097,473,289,779.46 - Step 5: Solve for x
x = 52,097,473,289,779.46/11,190,654.36 - Step 6: Final answer
x = 4,655,444.77
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.