Finding the Fourth Proportional to 62,813,475.36, 86,748,680.97 and 55,966,284.54
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Solution
The fourth proportional to 62,813,475.36, 86,748,680.97 and 55,966,284.54 is: 77,292,353.83
Step by Step Solution
- Step 1: Write the proportion equation
62,813,475.36 : 86,748,680.97 = 55,966,284.54 : x - Step 2: Convert to fraction form
62,813,475.36/86,748,680.97 = 55,966,284.54/x - Step 3: Cross multiply
62,813,475.36x = 86,748,680.97 × 55,966,284.54 - Step 4: Simplify right side
62,813,475.36x = 4,855,001,362,636,703 - Step 5: Solve for x
x = 4,855,001,362,636,703/62,813,475.36 - Step 6: Final answer
x = 77,292,353.83
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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.