Finding the Fourth Proportional to 15,235,453.08, 22,839,727.37 and 11,657,194.45
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Solution
The fourth proportional to 15,235,453.08, 22,839,727.37 and 11,657,194.45 is: 17,475,498.87
Step by Step Solution
- Step 1: Write the proportion equation
15,235,453.08 : 22,839,727.37 = 11,657,194.45 : x - Step 2: Convert to fraction form
15,235,453.08/22,839,727.37 = 11,657,194.45/x - Step 3: Cross multiply
15,235,453.08x = 22,839,727.37 × 11,657,194.45 - Step 4: Simplify right side
15,235,453.08x = 266,247,143,137,077.09 - Step 5: Solve for x
x = 266,247,143,137,077.09/15,235,453.08 - Step 6: Final answer
x = 17,475,498.87
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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.