Finding the Fourth Proportional to 74,434,804.36, 102,720,088.58 and 41,394,332.52
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Solution
The fourth proportional to 74,434,804.36, 102,720,088.58 and 41,394,332.52 is: 57,124,211.45
Step by Step Solution
- Step 1: Write the proportion equation
74,434,804.36 : 102,720,088.58 = 41,394,332.52 : x - Step 2: Convert to fraction form
74,434,804.36/102,720,088.58 = 41,394,332.52/x - Step 3: Cross multiply
74,434,804.36x = 102,720,088.58 × 41,394,332.52 - Step 4: Simplify right side
74,434,804.36x = 4,252,029,503,164,375 - Step 5: Solve for x
x = 4,252,029,503,164,375/74,434,804.36 - Step 6: Final answer
x = 57,124,211.45
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.