Finding the Fourth Proportional to 54,165,106.50, 74,747,991.86 and 29,385,293.36
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Solution
The fourth proportional to 54,165,106.50, 74,747,991.86 and 29,385,293.36 is: 40,551,783.43
Step by Step Solution
- Step 1: Write the proportion equation
54,165,106.50 : 74,747,991.86 = 29,385,293.36 : x - Step 2: Convert to fraction form
54,165,106.50/74,747,991.86 = 29,385,293.36/x - Step 3: Cross multiply
54,165,106.50x = 74,747,991.86 × 29,385,293.36 - Step 4: Simplify right side
54,165,106.50x = 2,196,491,668,356,325.75 - Step 5: Solve for x
x = 2,196,491,668,356,325.75/54,165,106.50 - Step 6: Final answer
x = 40,551,783.43
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.