Finding the Fourth Proportional to 14,439,467.63, 19,926,482.51 and 7,824,051.28
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Solution
The fourth proportional to 14,439,467.63, 19,926,482.51 and 7,824,051.28 is: 10,797,200.07
Step by Step Solution
- Step 1: Write the proportion equation
14,439,467.63 : 19,926,482.51 = 7,824,051.28 : x - Step 2: Convert to fraction form
14,439,467.63/19,926,482.51 = 7,824,051.28/x - Step 3: Cross multiply
14,439,467.63x = 19,926,482.51 × 7,824,051.28 - Step 4: Simplify right side
14,439,467.63x = 155,905,820,876,634.59 - Step 5: Solve for x
x = 155,905,820,876,634.59/14,439,467.63 - Step 6: Final answer
x = 10,797,200.07
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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.