Finding the Fourth Proportional to 54,576,374.70, 81,864,562.05 and 22,211,617.80
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Solution
The fourth proportional to 54,576,374.70, 81,864,562.05 and 22,211,617.80 is: 33,317,426.70
Step by Step Solution
- Step 1: Write the proportion equation
54,576,374.70 : 81,864,562.05 = 22,211,617.80 : x - Step 2: Convert to fraction form
54,576,374.70/81,864,562.05 = 22,211,617.80/x - Step 3: Cross multiply
54,576,374.70x = 81,864,562.05 × 22,211,617.80 - Step 4: Simplify right side
54,576,374.70x = 1,818,344,363,618,984.50 - Step 5: Solve for x
x = 1,818,344,363,618,984.50/54,576,374.70 - Step 6: Final answer
x = 33,317,426.70
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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.