Finding the Fourth Proportional to 54,306,257.49, 74,945,197.44 and 30,785,250.09
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Solution
The fourth proportional to 54,306,257.49, 74,945,197.44 and 30,785,250.09 is: 42,485,097.54
Step by Step Solution
- Step 1: Write the proportion equation
54,306,257.49 : 74,945,197.44 = 30,785,250.09 : x - Step 2: Convert to fraction form
54,306,257.49/74,945,197.44 = 30,785,250.09/x - Step 3: Cross multiply
54,306,257.49x = 74,945,197.44 × 30,785,250.09 - Step 4: Simplify right side
54,306,257.49x = 2,307,206,646,234,827.50 - Step 5: Solve for x
x = 2,307,206,646,234,827.50/54,306,257.49 - Step 6: Final answer
x = 42,485,097.54
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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.