Finding the Fourth Proportional to 10,338,242.97, 14,271,191.07 and 7,359,869.07
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Solution
The fourth proportional to 10,338,242.97, 14,271,191.07 and 7,359,869.07 is: 10,159,762.94
Step by Step Solution
- Step 1: Write the proportion equation
10,338,242.97 : 14,271,191.07 = 7,359,869.07 : x - Step 2: Convert to fraction form
10,338,242.97/14,271,191.07 = 7,359,869.07/x - Step 3: Cross multiply
10,338,242.97x = 14,271,191.07 × 7,359,869.07 - Step 4: Simplify right side
10,338,242.97x = 105,034,097,748,153.22 - Step 5: Solve for x
x = 105,034,097,748,153.22/10,338,242.97 - Step 6: Final answer
x = 10,159,762.94
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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.