Finding the Fourth Proportional to 7,671,608.02, 10,586,509.68 and 4,233,804.40
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Solution
The fourth proportional to 7,671,608.02, 10,586,509.68 and 4,233,804.40 is: 5,842,479.33
Step by Step Solution
- Step 1: Write the proportion equation
7,671,608.02 : 10,586,509.68 = 4,233,804.40 : x - Step 2: Convert to fraction form
7,671,608.02/10,586,509.68 = 4,233,804.40/x - Step 3: Cross multiply
7,671,608.02x = 10,586,509.68 × 4,233,804.40 - Step 4: Simplify right side
7,671,608.02x = 44,821,211,263,826.59 - Step 5: Solve for x
x = 44,821,211,263,826.59/7,671,608.02 - Step 6: Final answer
x = 5,842,479.33
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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.