Finding the Fourth Proportional to 23,579,694.16, 32,539,644.56 and 13,266,392.64
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Solution
The fourth proportional to 23,579,694.16, 32,539,644.56 and 13,266,392.64 is: 18,307,434.28
Step by Step Solution
- Step 1: Write the proportion equation
23,579,694.16 : 32,539,644.56 = 13,266,392.64 : x - Step 2: Convert to fraction form
23,579,694.16/32,539,644.56 = 13,266,392.64/x - Step 3: Cross multiply
23,579,694.16x = 32,539,644.56 × 13,266,392.64 - Step 4: Simplify right side
23,579,694.16x = 431,683,701,099,000.06 - Step 5: Solve for x
x = 431,683,701,099,000.06/23,579,694.16 - Step 6: Final answer
x = 18,307,434.28
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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.