Finding the Fourth Proportional to 21,102,194.40, 31,652,698.08 and 6,726,123.84
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Solution
The fourth proportional to 21,102,194.40, 31,652,698.08 and 6,726,123.84 is: 10,088,996.58
Step by Step Solution
- Step 1: Write the proportion equation
21,102,194.40 : 31,652,698.08 = 6,726,123.84 : x - Step 2: Convert to fraction form
21,102,194.40/31,652,698.08 = 6,726,123.84/x - Step 3: Cross multiply
21,102,194.40x = 31,652,698.08 × 6,726,123.84 - Step 4: Simplify right side
21,102,194.40x = 212,899,967,156,210.22 - Step 5: Solve for x
x = 212,899,967,156,210.22/21,102,194.40 - Step 6: Final answer
x = 10,088,996.58
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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.