Finding the Fourth Proportional to 5,154,455.04, 7,731,633.36 and 3,133,257.12
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Solution
The fourth proportional to 5,154,455.04, 7,731,633.36 and 3,133,257.12 is: 4,699,855.77
Step by Step Solution
- Step 1: Write the proportion equation
5,154,455.04 : 7,731,633.36 = 3,133,257.12 : x - Step 2: Convert to fraction form
5,154,455.04/7,731,633.36 = 3,133,257.12/x - Step 3: Cross multiply
5,154,455.04x = 7,731,633.36 × 3,133,257.12 - Step 4: Simplify right side
5,154,455.04x = 24,225,195,274,449.52 - Step 5: Solve for x
x = 24,225,195,274,449.52/5,154,455.04 - Step 6: Final answer
x = 4,699,855.77
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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.