Finding the Fourth Proportional to 8,793,249.27, 12,134,809.58 and 5,122,070.07
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Solution
The fourth proportional to 8,793,249.27, 12,134,809.58 and 5,122,070.07 is: 7,068,529.85
Step by Step Solution
- Step 1: Write the proportion equation
8,793,249.27 : 12,134,809.58 = 5,122,070.07 : x - Step 2: Convert to fraction form
8,793,249.27/12,134,809.58 = 5,122,070.07/x - Step 3: Cross multiply
8,793,249.27x = 12,134,809.58 × 5,122,070.07 - Step 4: Simplify right side
8,793,249.27x = 62,155,344,929,256.92 - Step 5: Solve for x
x = 62,155,344,929,256.92/8,793,249.27 - Step 6: Final answer
x = 7,068,529.85
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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.