Finding the Fourth Proportional to 53,195,503.24, 79,816,297.74 and 28,574,701.39
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Solution
The fourth proportional to 53,195,503.24, 79,816,297.74 and 28,574,701.39 is: 42,874,429.89
Step by Step Solution
- Step 1: Write the proportion equation
53,195,503.24 : 79,816,297.74 = 28,574,701.39 : x - Step 2: Convert to fraction form
53,195,503.24/79,816,297.74 = 28,574,701.39/x - Step 3: Cross multiply
53,195,503.24x = 79,816,297.74 × 28,574,701.39 - Step 4: Simplify right side
53,195,503.24x = 2,280,726,873,975,832 - Step 5: Solve for x
x = 2,280,726,873,975,832/53,195,503.24 - Step 6: Final answer
x = 42,874,429.89
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.