Finding the Fourth Proportional to 12,916,471.02, 19,377,090.36 and 5,344,027.26
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Solution
The fourth proportional to 12,916,471.02, 19,377,090.36 and 5,344,027.26 is: 8,017,027.17
Step by Step Solution
- Step 1: Write the proportion equation
12,916,471.02 : 19,377,090.36 = 5,344,027.26 : x - Step 2: Convert to fraction form
12,916,471.02/19,377,090.36 = 5,344,027.26/x - Step 3: Cross multiply
12,916,471.02x = 19,377,090.36 × 5,344,027.26 - Step 4: Simplify right side
12,916,471.02x = 103,551,699,103,323.20 - Step 5: Solve for x
x = 103,551,699,103,323.20/12,916,471.02 - Step 6: Final answer
x = 8,017,027.17
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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.