Finding the Fourth Proportional to 45,756,089.40, 68,634,078.96 and 11,677,438.92
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Solution
The fourth proportional to 45,756,089.40, 68,634,078.96 and 11,677,438.92 is: 17,516,144.31
Step by Step Solution
- Step 1: Write the proportion equation
45,756,089.40 : 68,634,078.96 = 11,677,438.92 : x - Step 2: Convert to fraction form
45,756,089.40/68,634,078.96 = 11,677,438.92/x - Step 3: Cross multiply
45,756,089.40x = 68,634,078.96 × 11,677,438.92 - Step 4: Simplify right side
45,756,089.40x = 801,470,264,885,857 - Step 5: Solve for x
x = 801,470,264,885,857/45,756,089.40 - Step 6: Final answer
x = 17,516,144.31
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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.