Finding the Fourth Proportional to 7,854,202.14, 11,779,920.81 and 2,097,007.26
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Solution
The fourth proportional to 7,854,202.14, 11,779,920.81 and 2,097,007.26 is: 3,145,141.80
Step by Step Solution
- Step 1: Write the proportion equation
7,854,202.14 : 11,779,920.81 = 2,097,007.26 : x - Step 2: Convert to fraction form
7,854,202.14/11,779,920.81 = 2,097,007.26/x - Step 3: Cross multiply
7,854,202.14x = 11,779,920.81 × 2,097,007.26 - Step 4: Simplify right side
7,854,202.14x = 24,702,579,460,795.08 - Step 5: Solve for x
x = 24,702,579,460,795.08/7,854,202.14 - Step 6: Final answer
x = 3,145,141.80
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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.