Finding the Fourth Proportional to 7,246,138.05, 10,869,200.04 and 1,854,779.82
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Solution
The fourth proportional to 7,246,138.05, 10,869,200.04 and 1,854,779.82 is: 2,782,167.93
Step by Step Solution
- Step 1: Write the proportion equation
7,246,138.05 : 10,869,200.04 = 1,854,779.82 : x - Step 2: Convert to fraction form
7,246,138.05/10,869,200.04 = 1,854,779.82/x - Step 3: Cross multiply
7,246,138.05x = 10,869,200.04 × 1,854,779.82 - Step 4: Simplify right side
7,246,138.05x = 20,159,972,893,735.19 - Step 5: Solve for x
x = 20,159,972,893,735.19/7,246,138.05 - Step 6: Final answer
x = 2,782,167.93
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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.