Finding the Fourth Proportional to 51,418,669.48, 70,958,990.14 and 29,394,218.12
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Solution
The fourth proportional to 51,418,669.48, 70,958,990.14 and 29,394,218.12 is: 40,564,722.01
Step by Step Solution
- Step 1: Write the proportion equation
51,418,669.48 : 70,958,990.14 = 29,394,218.12 : x - Step 2: Convert to fraction form
51,418,669.48/70,958,990.14 = 29,394,218.12/x - Step 3: Cross multiply
51,418,669.48x = 70,958,990.14 × 29,394,218.12 - Step 4: Simplify right side
51,418,669.48x = 2,085,784,033,750,089.50 - Step 5: Solve for x
x = 2,085,784,033,750,089.50/51,418,669.48 - Step 6: Final answer
x = 40,564,722.01
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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.