Finding the Fourth Proportional to 12,292,547.39, 16,963,270.80 and 6,785,804.01
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Solution
The fourth proportional to 12,292,547.39, 16,963,270.80 and 6,785,804.01 is: 9,364,164.10
Step by Step Solution
- Step 1: Write the proportion equation
12,292,547.39 : 16,963,270.80 = 6,785,804.01 : x - Step 2: Convert to fraction form
12,292,547.39/16,963,270.80 = 6,785,804.01/x - Step 3: Cross multiply
12,292,547.39x = 16,963,270.80 × 6,785,804.01 - Step 4: Simplify right side
12,292,547.39x = 115,109,430,960,103.02 - Step 5: Solve for x
x = 115,109,430,960,103.02/12,292,547.39 - Step 6: Final answer
x = 9,364,164.10
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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.