Finding the Fourth Proportional to 42,203,007.99, 63,303,331.01 and 13,450,868.91
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Solution
The fourth proportional to 42,203,007.99, 63,303,331.01 and 13,450,868.91 is: 20,175,926.97
Step by Step Solution
- Step 1: Write the proportion equation
42,203,007.99 : 63,303,331.01 = 13,450,868.91 : x - Step 2: Convert to fraction form
42,203,007.99/63,303,331.01 = 13,450,868.91/x - Step 3: Cross multiply
42,203,007.99x = 63,303,331.01 × 13,450,868.91 - Step 4: Simplify right side
42,203,007.99x = 851,484,807,106,479 - Step 5: Solve for x
x = 851,484,807,106,479/42,203,007.99 - Step 6: Final answer
x = 20,175,926.97
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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.