Finding the Fourth Proportional to 90,127,537.24, 124,376,034.36 and 48,874,418.68
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Solution
The fourth proportional to 90,127,537.24, 124,376,034.36 and 48,874,418.68 is: 67,446,715.66
Step by Step Solution
- Step 1: Write the proportion equation
90,127,537.24 : 124,376,034.36 = 48,874,418.68 : x - Step 2: Convert to fraction form
90,127,537.24/124,376,034.36 = 48,874,418.68/x - Step 3: Cross multiply
90,127,537.24x = 124,376,034.36 × 48,874,418.68 - Step 4: Simplify right side
90,127,537.24x = 6,078,806,377,068,706 - Step 5: Solve for x
x = 6,078,806,377,068,706/90,127,537.24 - Step 6: Final answer
x = 67,446,715.66
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.