Finding the Fourth Proportional to 40,787,554.91, 61,158,969.99 and 16,170,543.49
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Solution
The fourth proportional to 40,787,554.91, 61,158,969.99 and 16,170,543.49 is: 24,246,949.50
Step by Step Solution
- Step 1: Write the proportion equation
40,787,554.91 : 61,158,969.99 = 16,170,543.49 : x - Step 2: Convert to fraction form
40,787,554.91/61,158,969.99 = 16,170,543.49/x - Step 3: Cross multiply
40,787,554.91x = 61,158,969.99 × 16,170,543.49 - Step 4: Simplify right side
40,787,554.91x = 988,973,784,026,899.88 - Step 5: Solve for x
x = 988,973,784,026,899.88/40,787,554.91 - Step 6: Final answer
x = 24,246,949.50
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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.