Finding the Fourth Proportional to 8,888,325.84, 12,265,851.60 and 4,968,076.68
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Solution
The fourth proportional to 8,888,325.84, 12,265,851.60 and 4,968,076.68 is: 6,855,924.55
Step by Step Solution
- Step 1: Write the proportion equation
8,888,325.84 : 12,265,851.60 = 4,968,076.68 : x - Step 2: Convert to fraction form
8,888,325.84/12,265,851.60 = 4,968,076.68/x - Step 3: Cross multiply
8,888,325.84x = 12,265,851.60 × 4,968,076.68 - Step 4: Simplify right side
8,888,325.84x = 60,937,691,294,300.68 - Step 5: Solve for x
x = 60,937,691,294,300.68/8,888,325.84 - Step 6: Final answer
x = 6,855,924.55
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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.