Finding the Fourth Proportional to 8,152,503.12, 11,250,594.09 and 4,481,574.42
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Solution
The fourth proportional to 8,152,503.12, 11,250,594.09 and 4,481,574.42 is: 6,184,649.54
Step by Step Solution
- Step 1: Write the proportion equation
8,152,503.12 : 11,250,594.09 = 4,481,574.42 : x - Step 2: Convert to fraction form
8,152,503.12/11,250,594.09 = 4,481,574.42/x - Step 3: Cross multiply
8,152,503.12x = 11,250,594.09 × 4,481,574.42 - Step 4: Simplify right side
8,152,503.12x = 50,420,374,683,547.18 - Step 5: Solve for x
x = 50,420,374,683,547.18/8,152,503.12 - Step 6: Final answer
x = 6,184,649.54
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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.