Finding the Fourth Proportional to 37,594,866.63, 51,880,915.94 and 21,297,342.63
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Solution
The fourth proportional to 37,594,866.63, 51,880,915.94 and 21,297,342.63 is: 29,390,332.82
Step by Step Solution
- Step 1: Write the proportion equation
37,594,866.63 : 51,880,915.94 = 21,297,342.63 : x - Step 2: Convert to fraction form
37,594,866.63/51,880,915.94 = 21,297,342.63/x - Step 3: Cross multiply
37,594,866.63x = 51,880,915.94 × 21,297,342.63 - Step 4: Simplify right side
37,594,866.63x = 1,104,925,642,732,408.38 - Step 5: Solve for x
x = 1,104,925,642,732,408.38/37,594,866.63 - Step 6: Final answer
x = 29,390,332.82
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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.