Finding the Fourth Proportional to 15,139,262.03, 22,700,912.79 and 6,609,633.98
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Solution
The fourth proportional to 15,139,262.03, 22,700,912.79 and 6,609,633.98 is: 9,910,966.88
Step by Step Solution
- Step 1: Write the proportion equation
15,139,262.03 : 22,700,912.79 = 6,609,633.98 : x - Step 2: Convert to fraction form
15,139,262.03/22,700,912.79 = 6,609,633.98/x - Step 3: Cross multiply
15,139,262.03x = 22,700,912.79 × 6,609,633.98 - Step 4: Simplify right side
15,139,262.03x = 150,044,724,553,800.59 - Step 5: Solve for x
x = 150,044,724,553,800.59/15,139,262.03 - Step 6: Final answer
x = 9,910,966.88
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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.