Finding the Fourth Proportional to 19,893,162.24, 27,450,993.60 and 11,189,602.08
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Solution
The fourth proportional to 19,893,162.24, 27,450,993.60 and 11,189,602.08 is: 15,440,767.61
Step by Step Solution
- Step 1: Write the proportion equation
19,893,162.24 : 27,450,993.60 = 11,189,602.08 : x - Step 2: Convert to fraction form
19,893,162.24/27,450,993.60 = 11,189,602.08/x - Step 3: Cross multiply
19,893,162.24x = 27,450,993.60 × 11,189,602.08 - Step 4: Simplify right side
19,893,162.24x = 307,165,695,084,626.69 - Step 5: Solve for x
x = 307,165,695,084,626.69/19,893,162.24 - Step 6: Final answer
x = 15,440,767.61
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.