Finding the Fourth Proportional to 7,421,313.66, 11,119,189.29 and 5,801,451.36
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Solution
The fourth proportional to 7,421,313.66, 11,119,189.29 and 5,801,451.36 is: 8,692,185.61
Step by Step Solution
- Step 1: Write the proportion equation
7,421,313.66 : 11,119,189.29 = 5,801,451.36 : x - Step 2: Convert to fraction form
7,421,313.66/11,119,189.29 = 5,801,451.36/x - Step 3: Cross multiply
7,421,313.66x = 11,119,189.29 × 5,801,451.36 - Step 4: Simplify right side
7,421,313.66x = 64,507,435,797,748.70 - Step 5: Solve for x
x = 64,507,435,797,748.70/7,421,313.66 - Step 6: Final answer
x = 8,692,185.61
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.