Finding the Fourth Proportional to 32,645,071.98, 48,961,517.58 and 13,209,204.60
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Solution
The fourth proportional to 32,645,071.98, 48,961,517.58 and 13,209,204.60 is: 19,811,342.54
Step by Step Solution
- Step 1: Write the proportion equation
32,645,071.98 : 48,961,517.58 = 13,209,204.60 : x - Step 2: Convert to fraction form
32,645,071.98/48,961,517.58 = 13,209,204.60/x - Step 3: Cross multiply
32,645,071.98x = 48,961,517.58 × 13,209,204.60 - Step 4: Simplify right side
32,645,071.98x = 646,742,703,240,716.88 - Step 5: Solve for x
x = 646,742,703,240,716.88/32,645,071.98 - Step 6: Final answer
x = 19,811,342.54
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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.