Finding the Fourth Proportional to 7,107,929.24, 10,640,968.36 and 4,403,558.84
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Solution
The fourth proportional to 7,107,929.24, 10,640,968.36 and 4,403,558.84 is: 6,592,374.33
Step by Step Solution
- Step 1: Write the proportion equation
7,107,929.24 : 10,640,968.36 = 4,403,558.84 : x - Step 2: Convert to fraction form
7,107,929.24/10,640,968.36 = 4,403,558.84/x - Step 3: Cross multiply
7,107,929.24x = 10,640,968.36 × 4,403,558.84 - Step 4: Simplify right side
7,107,929.24x = 46,858,130,223,624.56 - Step 5: Solve for x
x = 46,858,130,223,624.56/7,107,929.24 - Step 6: Final answer
x = 6,592,374.33
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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.