Finding the Fourth Proportional to 84,885,896.84, 127,328,686.32 and 26,598,037.05
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Solution
The fourth proportional to 84,885,896.84, 127,328,686.32 and 26,598,037.05 is: 39,897,005.78
Step by Step Solution
- Step 1: Write the proportion equation
84,885,896.84 : 127,328,686.32 = 26,598,037.05 : x - Step 2: Convert to fraction form
84,885,896.84/127,328,686.32 = 26,598,037.05/x - Step 3: Cross multiply
84,885,896.84x = 127,328,686.32 × 26,598,037.05 - Step 4: Simplify right side
84,885,896.84x = 3,386,693,116,267,188 - Step 5: Solve for x
x = 3,386,693,116,267,188/84,885,896.84 - Step 6: Final answer
x = 39,897,005.78
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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.