Finding the Fourth Proportional to 75,024,924.09, 112,521,639.73 and 21,159,638.97
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Solution
The fourth proportional to 75,024,924.09, 112,521,639.73 and 21,159,638.97 is: 31,735,017.42
Step by Step Solution
- Step 1: Write the proportion equation
75,024,924.09 : 112,521,639.73 = 21,159,638.97 : x - Step 2: Convert to fraction form
75,024,924.09/112,521,639.73 = 21,159,638.97/x - Step 3: Cross multiply
75,024,924.09x = 112,521,639.73 × 21,159,638.97 - Step 4: Simplify right side
75,024,924.09x = 2,380,917,272,999,208 - Step 5: Solve for x
x = 2,380,917,272,999,208/75,024,924.09 - Step 6: Final answer
x = 31,735,017.42
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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.