Finding the Fourth Proportional to 51,959,664.04, 71,701,418.87 and 28,438,152.68
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Solution
The fourth proportional to 51,959,664.04, 71,701,418.87 and 28,438,152.68 is: 39,243,053.91
Step by Step Solution
- Step 1: Write the proportion equation
51,959,664.04 : 71,701,418.87 = 28,438,152.68 : x - Step 2: Convert to fraction form
51,959,664.04/71,701,418.87 = 28,438,152.68/x - Step 3: Cross multiply
51,959,664.04x = 71,701,418.87 × 28,438,152.68 - Step 4: Simplify right side
51,959,664.04x = 2,039,055,896,839,186.25 - Step 5: Solve for x
x = 2,039,055,896,839,186.25/51,959,664.04 - Step 6: Final answer
x = 39,243,053.91
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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.