Finding the Fourth Proportional to 53,031,902.93, 79,551,216.63 and 16,641,729.57
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Solution
The fourth proportional to 53,031,902.93, 79,551,216.63 and 16,641,729.57 is: 24,963,649.45
Step by Step Solution
- Step 1: Write the proportion equation
53,031,902.93 : 79,551,216.63 = 16,641,729.57 : x - Step 2: Convert to fraction form
53,031,902.93/79,551,216.63 = 16,641,729.57/x - Step 3: Cross multiply
53,031,902.93x = 79,551,216.63 × 16,641,729.57 - Step 4: Simplify right side
53,031,902.93x = 1,323,869,834,120,946.75 - Step 5: Solve for x
x = 1,323,869,834,120,946.75/53,031,902.93 - Step 6: Final answer
x = 24,963,649.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.