Finding the Fourth Proportional to 23,669,766.40, 32,665,203.84 and 13,878,849.28
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Solution
The fourth proportional to 23,669,766.40, 32,665,203.84 and 13,878,849.28 is: 19,153,355.09
Step by Step Solution
- Step 1: Write the proportion equation
23,669,766.40 : 32,665,203.84 = 13,878,849.28 : x - Step 2: Convert to fraction form
23,669,766.40/32,665,203.84 = 13,878,849.28/x - Step 3: Cross multiply
23,669,766.40x = 32,665,203.84 × 13,878,849.28 - Step 4: Simplify right side
23,669,766.40x = 453,355,440,795,837.19 - Step 5: Solve for x
x = 453,355,440,795,837.19/23,669,766.40 - Step 6: Final answer
x = 19,153,355.09
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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.