Finding the Fourth Proportional to 6,446,371.18, 9,668,505.99 and 1,896,356.14
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Solution
The fourth proportional to 6,446,371.18, 9,668,505.99 and 1,896,356.14 is: 2,844,225.10
Step by Step Solution
- Step 1: Write the proportion equation
6,446,371.18 : 9,668,505.99 = 1,896,356.14 : x - Step 2: Convert to fraction form
6,446,371.18/9,668,505.99 = 1,896,356.14/x - Step 3: Cross multiply
6,446,371.18x = 9,668,505.99 × 1,896,356.14 - Step 4: Simplify right side
6,446,371.18x = 18,334,930,698,763.28 - Step 5: Solve for x
x = 18,334,930,698,763.28/6,446,371.18 - Step 6: Final answer
x = 2,844,225.10
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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.