Finding the Fourth Proportional to 9,674,062.79, 13,349,806.36 and 5,263,806.58
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Solution
The fourth proportional to 9,674,062.79, 13,349,806.36 and 5,263,806.58 is: 7,263,835.28
Step by Step Solution
- Step 1: Write the proportion equation
9,674,062.79 : 13,349,806.36 = 5,263,806.58 : x - Step 2: Convert to fraction form
9,674,062.79/13,349,806.36 = 5,263,806.58/x - Step 3: Cross multiply
9,674,062.79x = 13,349,806.36 × 5,263,806.58 - Step 4: Simplify right side
9,674,062.79x = 70,270,798,512,959.81 - Step 5: Solve for x
x = 70,270,798,512,959.81/9,674,062.79 - Step 6: Final answer
x = 7,263,835.28
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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.