Finding the Fourth Proportional to 84,885,897.92, 127,328,687.87 and 26,598,038.09
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Solution
The fourth proportional to 84,885,897.92, 127,328,687.87 and 26,598,038.09 is: 39,897,007.30
Step by Step Solution
- Step 1: Write the proportion equation
84,885,897.92 : 127,328,687.87 = 26,598,038.09 : x - Step 2: Convert to fraction form
84,885,897.92/127,328,687.87 = 26,598,038.09/x - Step 3: Cross multiply
84,885,897.92x = 127,328,687.87 × 26,598,038.09 - Step 4: Simplify right side
84,885,897.92x = 3,386,693,289,146,347.50 - Step 5: Solve for x
x = 3,386,693,289,146,347.50/84,885,897.92 - Step 6: Final answer
x = 39,897,007.30
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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.