Finding the Fourth Proportional to 5,610,373.98, 7,743,603.96 and 3,436,115.28
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Solution
The fourth proportional to 5,610,373.98, 7,743,603.96 and 3,436,115.28 is: 4,742,627.85
Step by Step Solution
- Step 1: Write the proportion equation
5,610,373.98 : 7,743,603.96 = 3,436,115.28 : x - Step 2: Convert to fraction form
5,610,373.98/7,743,603.96 = 3,436,115.28/x - Step 3: Cross multiply
5,610,373.98x = 7,743,603.96 × 3,436,115.28 - Step 4: Simplify right side
5,610,373.98x = 26,607,915,889,224.51 - Step 5: Solve for x
x = 26,607,915,889,224.51/5,610,373.98 - Step 6: Final answer
x = 4,742,627.85
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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.