Finding the Fourth Proportional to 27,292,952.90, 37,664,457.09 and 14,903,132.36
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Solution
The fourth proportional to 27,292,952.90, 37,664,457.09 and 14,903,132.36 is: 20,566,422.08
Step by Step Solution
- Step 1: Write the proportion equation
27,292,952.90 : 37,664,457.09 = 14,903,132.36 : x - Step 2: Convert to fraction form
27,292,952.90/37,664,457.09 = 14,903,132.36/x - Step 3: Cross multiply
27,292,952.90x = 37,664,457.09 × 14,903,132.36 - Step 4: Simplify right side
27,292,952.90x = 561,318,389,091,488.19 - Step 5: Solve for x
x = 561,318,389,091,488.19/27,292,952.90 - Step 6: Final answer
x = 20,566,422.08
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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.