Finding the Fourth Proportional to 51,725,828.44, 77,583,704.64 and 21,022,248.68
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Solution
The fourth proportional to 51,725,828.44, 77,583,704.64 and 21,022,248.68 is: 31,531,325.48
Step by Step Solution
- Step 1: Write the proportion equation
51,725,828.44 : 77,583,704.64 = 21,022,248.68 : x - Step 2: Convert to fraction form
51,725,828.44/77,583,704.64 = 21,022,248.68/x - Step 3: Cross multiply
51,725,828.44x = 77,583,704.64 × 21,022,248.68 - Step 4: Simplify right side
51,725,828.44x = 1,630,983,932,457,749.75 - Step 5: Solve for x
x = 1,630,983,932,457,749.75/51,725,828.44 - Step 6: Final answer
x = 31,531,325.48
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.