Finding the Fourth Proportional to 83,827,580.64, 125,732,527.12 and 22,422,936.21
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Solution
The fourth proportional to 83,827,580.64, 125,732,527.12 and 22,422,936.21 is: 33,632,038.68
Step by Step Solution
- Step 1: Write the proportion equation
83,827,580.64 : 125,732,527.12 = 22,422,936.21 : x - Step 2: Convert to fraction form
83,827,580.64/125,732,527.12 = 22,422,936.21/x - Step 3: Cross multiply
83,827,580.64x = 125,732,527.12 × 22,422,936.21 - Step 4: Simplify right side
83,827,580.64x = 2,819,292,434,690,387 - Step 5: Solve for x
x = 2,819,292,434,690,387/83,827,580.64 - Step 6: Final answer
x = 33,632,038.68
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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.