Finding the Fourth Proportional to 7,224,830.34, 10,829,659.30 and 2,430,855.26
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Solution
The fourth proportional to 7,224,830.34, 10,829,659.30 and 2,430,855.26 is: 3,643,730.45
Step by Step Solution
- Step 1: Write the proportion equation
7,224,830.34 : 10,829,659.30 = 2,430,855.26 : x - Step 2: Convert to fraction form
7,224,830.34/10,829,659.30 = 2,430,855.26/x - Step 3: Cross multiply
7,224,830.34x = 10,829,659.30 × 2,430,855.26 - Step 4: Simplify right side
7,224,830.34x = 26,325,334,273,412.92 - Step 5: Solve for x
x = 26,325,334,273,412.92/7,224,830.34 - Step 6: Final answer
x = 3,643,730.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.