Finding the Fourth Proportional to 16,252,764.06, 22,428,844.37 and 8,810,403.06
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Solution
The fourth proportional to 16,252,764.06, 22,428,844.37 and 8,810,403.06 is: 12,158,372.47
Step by Step Solution
- Step 1: Write the proportion equation
16,252,764.06 : 22,428,844.37 = 8,810,403.06 : x - Step 2: Convert to fraction form
16,252,764.06/22,428,844.37 = 8,810,403.06/x - Step 3: Cross multiply
16,252,764.06x = 22,428,844.37 × 8,810,403.06 - Step 4: Simplify right side
16,252,764.06x = 197,607,159,069,711.78 - Step 5: Solve for x
x = 197,607,159,069,711.78/16,252,764.06 - Step 6: Final answer
x = 12,158,372.47
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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.