Finding the Fourth Proportional to 9,792,060.96, 13,512,864.84 and 5,441,068.08
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Solution
The fourth proportional to 9,792,060.96, 13,512,864.84 and 5,441,068.08 is: 7,508,574.33
Step by Step Solution
- Step 1: Write the proportion equation
9,792,060.96 : 13,512,864.84 = 5,441,068.08 : x - Step 2: Convert to fraction form
9,792,060.96/13,512,864.84 = 5,441,068.08/x - Step 3: Cross multiply
9,792,060.96x = 13,512,864.84 × 5,441,068.08 - Step 4: Simplify right side
9,792,060.96x = 73,524,417,550,278.31 - Step 5: Solve for x
x = 73,524,417,550,278.31/9,792,060.96 - Step 6: Final answer
x = 7,508,574.33
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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.