Finding the Fourth Proportional to 12,292,549.40, 16,963,273.56 and 6,785,806
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Solution
The fourth proportional to 12,292,549.40, 16,963,273.56 and 6,785,806 is: 9,364,166.84
Step by Step Solution
- Step 1: Write the proportion equation
12,292,549.40 : 16,963,273.56 = 6,785,806 : x - Step 2: Convert to fraction form
12,292,549.40/16,963,273.56 = 6,785,806/x - Step 3: Cross multiply
12,292,549.40x = 16,963,273.56 × 6,785,806 - Step 4: Simplify right side
12,292,549.40x = 115,109,483,503,089.34 - Step 5: Solve for x
x = 115,109,483,503,089.34/12,292,549.40 - Step 6: Final answer
x = 9,364,166.84
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1.5x scale
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.