Finding the Fourth Proportional to 8,748,017.08, 12,072,271.12 and 4,880,539.02
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Solution
The fourth proportional to 8,748,017.08, 12,072,271.12 and 4,880,539.02 is: 6,735,148.06
Step by Step Solution
- Step 1: Write the proportion equation
8,748,017.08 : 12,072,271.12 = 4,880,539.02 : x - Step 2: Convert to fraction form
8,748,017.08/12,072,271.12 = 4,880,539.02/x - Step 3: Cross multiply
8,748,017.08x = 12,072,271.12 × 4,880,539.02 - Step 4: Simplify right side
8,748,017.08x = 58,919,190,261,179.09 - Step 5: Solve for x
x = 58,919,190,261,179.09/8,748,017.08 - Step 6: Final answer
x = 6,735,148.06
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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.