Finding the Fourth Proportional to 10,610,792.08, 15,920,129.15 and 7,370,622.49
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Solution
The fourth proportional to 10,610,792.08, 15,920,129.15 and 7,370,622.49 is: 11,058,671.31
Step by Step Solution
- Step 1: Write the proportion equation
10,610,792.08 : 15,920,129.15 = 7,370,622.49 : x - Step 2: Convert to fraction form
10,610,792.08/15,920,129.15 = 7,370,622.49/x - Step 3: Cross multiply
10,610,792.08x = 15,920,129.15 × 7,370,622.49 - Step 4: Simplify right side
10,610,792.08x = 117,341,261,978,990.97 - Step 5: Solve for x
x = 117,341,261,978,990.97/10,610,792.08 - Step 6: Final answer
x = 11,058,671.31
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.