Finding the Fourth Proportional to 5,670,746.14, 7,825,642.05 and 3,223,372.18
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Solution
The fourth proportional to 5,670,746.14, 7,825,642.05 and 3,223,372.18 is: 4,448,260.64
Step by Step Solution
- Step 1: Write the proportion equation
5,670,746.14 : 7,825,642.05 = 3,223,372.18 : x - Step 2: Convert to fraction form
5,670,746.14/7,825,642.05 = 3,223,372.18/x - Step 3: Cross multiply
5,670,746.14x = 7,825,642.05 × 3,223,372.18 - Step 4: Simplify right side
5,670,746.14x = 25,224,956,874,608.17 - Step 5: Solve for x
x = 25,224,956,874,608.17/5,670,746.14 - Step 6: Final answer
x = 4,448,260.64
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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.