Finding the Fourth Proportional to 10,126,221.04, 13,976,176.98 and 7,674,555.79
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Solution
The fourth proportional to 10,126,221.04, 13,976,176.98 and 7,674,555.79 is: 10,592,396.66
Step by Step Solution
- Step 1: Write the proportion equation
10,126,221.04 : 13,976,176.98 = 7,674,555.79 : x - Step 2: Convert to fraction form
10,126,221.04/13,976,176.98 = 7,674,555.79/x - Step 3: Cross multiply
10,126,221.04x = 13,976,176.98 × 7,674,555.79 - Step 4: Simplify right side
10,126,221.04x = 107,260,949,963,923.72 - Step 5: Solve for x
x = 107,260,949,963,923.72/10,126,221.04 - Step 6: Final answer
x = 10,592,396.66
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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.