Finding the Fourth Proportional to 14,365,586.24, 19,824,927.71 and 7,839,636.07
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Solution
The fourth proportional to 14,365,586.24, 19,824,927.71 and 7,839,636.07 is: 10,818,926.26
Step by Step Solution
- Step 1: Write the proportion equation
14,365,586.24 : 19,824,927.71 = 7,839,636.07 : x - Step 2: Convert to fraction form
14,365,586.24/19,824,927.71 = 7,839,636.07/x - Step 3: Cross multiply
14,365,586.24x = 19,824,927.71 × 7,839,636.07 - Step 4: Simplify right side
14,365,586.24x = 155,420,218,271,697.97 - Step 5: Solve for x
x = 155,420,218,271,697.97/14,365,586.24 - Step 6: Final answer
x = 10,818,926.26
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1.5x scale
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.