Finding the Fourth Proportional to 17,984,842.41, 26,965,664.25 and 7,056,136.53
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Solution
The fourth proportional to 17,984,842.41, 26,965,664.25 and 7,056,136.53 is: 10,579,653.92
Step by Step Solution
- Step 1: Write the proportion equation
17,984,842.41 : 26,965,664.25 = 7,056,136.53 : x - Step 2: Convert to fraction form
17,984,842.41/26,965,664.25 = 7,056,136.53/x - Step 3: Cross multiply
17,984,842.41x = 26,965,664.25 × 7,056,136.53 - Step 4: Simplify right side
17,984,842.41x = 190,273,408,495,479.31 - Step 5: Solve for x
x = 190,273,408,495,479.31/17,984,842.41 - Step 6: Final answer
x = 10,579,653.92
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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.