Finding the Fourth Proportional to 51,919,006.90, 71,670,291.36 and 32,349,563.98
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Solution
The fourth proportional to 51,919,006.90, 71,670,291.36 and 32,349,563.98 is: 44,656,144.53
Step by Step Solution
- Step 1: Write the proportion equation
51,919,006.90 : 71,670,291.36 = 32,349,563.98 : x - Step 2: Convert to fraction form
51,919,006.90/71,670,291.36 = 32,349,563.98/x - Step 3: Cross multiply
51,919,006.90x = 71,670,291.36 × 32,349,563.98 - Step 4: Simplify right side
51,919,006.90x = 2,318,502,675,815,561 - Step 5: Solve for x
x = 2,318,502,675,815,561/51,919,006.90 - Step 6: Final answer
x = 44,656,144.53
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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.