Finding the Fourth Proportional to 9,255,220.02, 12,772,043.52 and 5,125,169.34
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Solution
The fourth proportional to 9,255,220.02, 12,772,043.52 and 5,125,169.34 is: 7,072,645.03
Step by Step Solution
- Step 1: Write the proportion equation
9,255,220.02 : 12,772,043.52 = 5,125,169.34 : x - Step 2: Convert to fraction form
9,255,220.02/12,772,043.52 = 5,125,169.34/x - Step 3: Cross multiply
9,255,220.02x = 12,772,043.52 × 5,125,169.34 - Step 4: Simplify right side
9,255,220.02x = 65,458,885,857,849.67 - Step 5: Solve for x
x = 65,458,885,857,849.67/9,255,220.02 - Step 6: Final answer
x = 7,072,645.03
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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.