Finding the Fourth Proportional to 58,571,901.64, 87,795,907.14 and 21,660,072.84
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Solution
The fourth proportional to 58,571,901.64, 87,795,907.14 and 21,660,072.84 is: 32,467,201.69
Step by Step Solution
- Step 1: Write the proportion equation
58,571,901.64 : 87,795,907.14 = 21,660,072.84 : x - Step 2: Convert to fraction form
58,571,901.64/87,795,907.14 = 21,660,072.84/x - Step 3: Cross multiply
58,571,901.64x = 87,795,907.14 × 21,660,072.84 - Step 4: Simplify right side
58,571,901.64x = 1,901,665,743,706,276 - Step 5: Solve for x
x = 1,901,665,743,706,276/58,571,901.64 - Step 6: Final answer
x = 32,467,201.69
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.