Finding the Fourth Proportional to 14,234,317.36, 19,643,451.24 and 7,707,947.14
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Solution
The fourth proportional to 14,234,317.36, 19,643,451.24 and 7,707,947.14 is: 10,637,017.57
Step by Step Solution
- Step 1: Write the proportion equation
14,234,317.36 : 19,643,451.24 = 7,707,947.14 : x - Step 2: Convert to fraction form
14,234,317.36/19,643,451.24 = 7,707,947.14/x - Step 3: Cross multiply
14,234,317.36x = 19,643,451.24 × 7,707,947.14 - Step 4: Simplify right side
14,234,317.36x = 151,410,683,858,546.56 - Step 5: Solve for x
x = 151,410,683,858,546.56/14,234,317.36 - Step 6: Final answer
x = 10,637,017.57
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.