Finding the Fourth Proportional to 68,732,961.74, 94,850,820.36 and 37,371,010.31
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Solution
The fourth proportional to 68,732,961.74, 94,850,820.36 and 37,371,010.31 is: 51,571,631.66
Step by Step Solution
- Step 1: Write the proportion equation
68,732,961.74 : 94,850,820.36 = 37,371,010.31 : x - Step 2: Convert to fraction form
68,732,961.74/94,850,820.36 = 37,371,010.31/x - Step 3: Cross multiply
68,732,961.74x = 94,850,820.36 × 37,371,010.31 - Step 4: Simplify right side
68,732,961.74x = 3,544,670,985,585,518 - Step 5: Solve for x
x = 3,544,670,985,585,518/68,732,961.74 - Step 6: Final answer
x = 51,571,631.66
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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.