Finding the Fourth Proportional to 11,991,344.95, 16,553,460.14 and 7,646,271.67
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Solution
The fourth proportional to 11,991,344.95, 16,553,460.14 and 7,646,271.67 is: 10,555,300.83
Step by Step Solution
- Step 1: Write the proportion equation
11,991,344.95 : 16,553,460.14 = 7,646,271.67 : x - Step 2: Convert to fraction form
11,991,344.95/16,553,460.14 = 7,646,271.67/x - Step 3: Cross multiply
11,991,344.95x = 16,553,460.14 × 7,646,271.67 - Step 4: Simplify right side
11,991,344.95x = 126,572,253,308,956.23 - Step 5: Solve for x
x = 126,572,253,308,956.23/11,991,344.95 - Step 6: Final answer
x = 10,555,300.83
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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.