Finding the Fourth Proportional to 14,173,241.91, 19,548,631.42 and 10,688,727.53
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Solution
The fourth proportional to 14,173,241.91, 19,548,631.42 and 10,688,727.53 is: 14,742,568.86
Step by Step Solution
- Step 1: Write the proportion equation
14,173,241.91 : 19,548,631.42 = 10,688,727.53 : x - Step 2: Convert to fraction form
14,173,241.91/19,548,631.42 = 10,688,727.53/x - Step 3: Cross multiply
14,173,241.91x = 19,548,631.42 × 10,688,727.53 - Step 4: Simplify right side
14,173,241.91x = 208,949,994,854,926.78 - Step 5: Solve for x
x = 208,949,994,854,926.78/14,173,241.91 - Step 6: Final answer
x = 14,742,568.86
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.