Finding the Fourth Proportional to 36,996,897.80, 55,415,630.55 and 30,619,605.80
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Solution
The fourth proportional to 36,996,897.80, 55,415,630.55 and 30,619,605.80 is: 45,863,433.52
Step by Step Solution
- Step 1: Write the proportion equation
36,996,897.80 : 55,415,630.55 = 30,619,605.80 : x - Step 2: Convert to fraction form
36,996,897.80/55,415,630.55 = 30,619,605.80/x - Step 3: Cross multiply
36,996,897.80x = 55,415,630.55 × 30,619,605.80 - Step 4: Simplify right side
36,996,897.80x = 1,696,804,762,599,437.25 - Step 5: Solve for x
x = 1,696,804,762,599,437.25/36,996,897.80 - Step 6: Final answer
x = 45,863,433.52
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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.