Finding the Fourth Proportional to 36,905,673.70, 55,358,510.55 and 21,537,187.30
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Solution
The fourth proportional to 36,905,673.70, 55,358,510.55 and 21,537,187.30 is: 32,305,780.95
Step by Step Solution
- Step 1: Write the proportion equation
36,905,673.70 : 55,358,510.55 = 21,537,187.30 : x - Step 2: Convert to fraction form
36,905,673.70/55,358,510.55 = 21,537,187.30/x - Step 3: Cross multiply
36,905,673.70x = 55,358,510.55 × 21,537,187.30 - Step 4: Simplify right side
36,905,673.70x = 1,192,266,610,364,376 - Step 5: Solve for x
x = 1,192,266,610,364,376/36,905,673.70 - Step 6: Final answer
x = 32,305,780.95
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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.