Finding the Fourth Proportional to 84,885,897.18, 127,328,686.84 and 26,598,037.38
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Solution
The fourth proportional to 84,885,897.18, 127,328,686.84 and 26,598,037.38 is: 39,897,006.27
Step by Step Solution
- Step 1: Write the proportion equation
84,885,897.18 : 127,328,686.84 = 26,598,037.38 : x - Step 2: Convert to fraction form
84,885,897.18/127,328,686.84 = 26,598,037.38/x - Step 3: Cross multiply
84,885,897.18x = 127,328,686.84 × 26,598,037.38 - Step 4: Simplify right side
84,885,897.18x = 3,386,693,172,116,634 - Step 5: Solve for x
x = 3,386,693,172,116,634/84,885,897.18 - Step 6: Final answer
x = 39,897,006.27
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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.