Finding the Fourth Proportional to 6,842,485.84, 9,442,926.84 and 3,786,701.08
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Solution
The fourth proportional to 6,842,485.84, 9,442,926.84 and 3,786,701.08 is: 5,225,811.51
Step by Step Solution
- Step 1: Write the proportion equation
6,842,485.84 : 9,442,926.84 = 3,786,701.08 : x - Step 2: Convert to fraction form
6,842,485.84/9,442,926.84 = 3,786,701.08/x - Step 3: Cross multiply
6,842,485.84x = 9,442,926.84 × 3,786,701.08 - Step 4: Simplify right side
6,842,485.84x = 35,757,541,263,388.98 - Step 5: Solve for x
x = 35,757,541,263,388.98/6,842,485.84 - Step 6: Final answer
x = 5,225,811.51
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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.