Finding the Fourth Proportional to 24,011,853.97, 33,136,320.35 and 12,998,600.75
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Solution
The fourth proportional to 24,011,853.97, 33,136,320.35 and 12,998,600.75 is: 17,938,048.40
Step by Step Solution
- Step 1: Write the proportion equation
24,011,853.97 : 33,136,320.35 = 12,998,600.75 : x - Step 2: Convert to fraction form
24,011,853.97/33,136,320.35 = 12,998,600.75/x - Step 3: Cross multiply
24,011,853.97x = 33,136,320.35 × 12,998,600.75 - Step 4: Simplify right side
24,011,853.97x = 430,725,798,632,548.50 - Step 5: Solve for x
x = 430,725,798,632,548.50/24,011,853.97 - Step 6: Final answer
x = 17,938,048.40
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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.