Finding the Fourth Proportional to 39,964,914.52, 55,152,919.36 and 24,492,011.02
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Solution
The fourth proportional to 39,964,914.52, 55,152,919.36 and 24,492,011.02 is: 33,799,794.77
Step by Step Solution
- Step 1: Write the proportion equation
39,964,914.52 : 55,152,919.36 = 24,492,011.02 : x - Step 2: Convert to fraction form
39,964,914.52/55,152,919.36 = 24,492,011.02/x - Step 3: Cross multiply
39,964,914.52x = 55,152,919.36 × 24,492,011.02 - Step 4: Simplify right side
39,964,914.52x = 1,350,805,908,750,291.25 - Step 5: Solve for x
x = 1,350,805,908,750,291.25/39,964,914.52 - Step 6: Final answer
x = 33,799,794.77
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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.