Finding the Fourth Proportional to 7,507,455.01, 11,262,068.24 and 5,626,153.87
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Solution
The fourth proportional to 7,507,455.01, 11,262,068.24 and 5,626,153.87 is: 8,439,894.58
Step by Step Solution
- Step 1: Write the proportion equation
7,507,455.01 : 11,262,068.24 = 5,626,153.87 : x - Step 2: Convert to fraction form
7,507,455.01/11,262,068.24 = 5,626,153.87/x - Step 3: Cross multiply
7,507,455.01x = 11,262,068.24 × 5,626,153.87 - Step 4: Simplify right side
7,507,455.01x = 63,362,128,812,680.09 - Step 5: Solve for x
x = 63,362,128,812,680.09/7,507,455.01 - Step 6: Final answer
x = 8,439,894.58
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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.