Finding the Fourth Proportional to 34,982,402.17, 48,277,175.09 and 19,302,443.82
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Solution
The fourth proportional to 34,982,402.17, 48,277,175.09 and 19,302,443.82 is: 26,638,178.12
Step by Step Solution
- Step 1: Write the proportion equation
34,982,402.17 : 48,277,175.09 = 19,302,443.82 : x - Step 2: Convert to fraction form
34,982,402.17/48,277,175.09 = 19,302,443.82/x - Step 3: Cross multiply
34,982,402.17x = 48,277,175.09 × 19,302,443.82 - Step 4: Simplify right side
34,982,402.17x = 931,867,459,963,028.50 - Step 5: Solve for x
x = 931,867,459,963,028.50/34,982,402.17 - Step 6: Final answer
x = 26,638,178.12
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.