Finding the Fourth Proportional to 14,456,737.46, 19,950,327.99 and 7,930,419.63
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Solution
The fourth proportional to 14,456,737.46, 19,950,327.99 and 7,930,419.63 is: 10,943,995.71
Step by Step Solution
- Step 1: Write the proportion equation
14,456,737.46 : 19,950,327.99 = 7,930,419.63 : x - Step 2: Convert to fraction form
14,456,737.46/19,950,327.99 = 7,930,419.63/x - Step 3: Cross multiply
14,456,737.46x = 19,950,327.99 × 7,930,419.63 - Step 4: Simplify right side
14,456,737.46x = 158,214,472,716,834.44 - Step 5: Solve for x
x = 158,214,472,716,834.44/14,456,737.46 - Step 6: Final answer
x = 10,943,995.71
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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.