Finding the Fourth Proportional to 32,584,072.46, 48,896,291.05 and 18,943,638.03
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Solution
The fourth proportional to 32,584,072.46, 48,896,291.05 and 18,943,638.03 is: 28,427,190.61
Step by Step Solution
- Step 1: Write the proportion equation
32,584,072.46 : 48,896,291.05 = 18,943,638.03 : x - Step 2: Convert to fraction form
32,584,072.46/48,896,291.05 = 18,943,638.03/x - Step 3: Cross multiply
32,584,072.46x = 48,896,291.05 × 18,943,638.03 - Step 4: Simplify right side
32,584,072.46x = 926,273,638,613,369.62 - Step 5: Solve for x
x = 926,273,638,613,369.62/32,584,072.46 - Step 6: Final answer
x = 28,427,190.61
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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.