Finding the Fourth Proportional to 54,426,421.05, 81,644,334.27 and 15,034,660.88
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Solution
The fourth proportional to 54,426,421.05, 81,644,334.27 and 15,034,660.88 is: 22,553,290.39
Step by Step Solution
- Step 1: Write the proportion equation
54,426,421.05 : 81,644,334.27 = 15,034,660.88 : x - Step 2: Convert to fraction form
54,426,421.05/81,644,334.27 = 15,034,660.88/x - Step 3: Cross multiply
54,426,421.05x = 81,644,334.27 × 15,034,660.88 - Step 4: Simplify right side
54,426,421.05x = 1,227,494,878,651,750 - Step 5: Solve for x
x = 1,227,494,878,651,750/54,426,421.05 - Step 6: Final answer
x = 22,553,290.39
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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.