Finding the Fourth Proportional to 9,291,313.47, 13,941,531.33 and 4,177,351.74
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Solution
The fourth proportional to 9,291,313.47, 13,941,531.33 and 4,177,351.74 is: 6,268,078.28
Step by Step Solution
- Step 1: Write the proportion equation
9,291,313.47 : 13,941,531.33 = 4,177,351.74 : x - Step 2: Convert to fraction form
9,291,313.47/13,941,531.33 = 4,177,351.74/x - Step 3: Cross multiply
9,291,313.47x = 13,941,531.33 × 4,177,351.74 - Step 4: Simplify right side
9,291,313.47x = 58,238,680,159,640.02 - Step 5: Solve for x
x = 58,238,680,159,640.02/9,291,313.47 - Step 6: Final answer
x = 6,268,078.28
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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.