Finding the Fourth Proportional to 19,827,315.14, 29,742,394.25 and 8,301,183.62
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Solution
The fourth proportional to 19,827,315.14, 29,742,394.25 and 8,301,183.62 is: 12,452,370.59
Step by Step Solution
- Step 1: Write the proportion equation
19,827,315.14 : 29,742,394.25 = 8,301,183.62 : x - Step 2: Convert to fraction form
19,827,315.14/29,742,394.25 = 8,301,183.62/x - Step 3: Cross multiply
19,827,315.14x = 29,742,394.25 × 8,301,183.62 - Step 4: Simplify right side
19,827,315.14x = 246,897,075,839,723.19 - Step 5: Solve for x
x = 246,897,075,839,723.19/19,827,315.14 - Step 6: Final answer
x = 12,452,370.59
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.