Finding the Fourth Proportional to 5,447,690.70, 8,159,094.45 and 3,208,202.70
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Solution
The fourth proportional to 5,447,690.70, 8,159,094.45 and 3,208,202.70 is: 4,804,977.06
Step by Step Solution
- Step 1: Write the proportion equation
5,447,690.70 : 8,159,094.45 = 3,208,202.70 : x - Step 2: Convert to fraction form
5,447,690.70/8,159,094.45 = 3,208,202.70/x - Step 3: Cross multiply
5,447,690.70x = 8,159,094.45 × 3,208,202.70 - Step 4: Simplify right side
5,447,690.70x = 26,176,028,844,045.02 - Step 5: Solve for x
x = 26,176,028,844,045.02/5,447,690.70 - Step 6: Final answer
x = 4,804,977.06
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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.