Finding the Fourth Proportional to 5,357,288.96, 7,390,975.20 and 3,033,648.08
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Solution
The fourth proportional to 5,357,288.96, 7,390,975.20 and 3,033,648.08 is: 4,185,254.50
Step by Step Solution
- Step 1: Write the proportion equation
5,357,288.96 : 7,390,975.20 = 3,033,648.08 : x - Step 2: Convert to fraction form
5,357,288.96/7,390,975.20 = 3,033,648.08/x - Step 3: Cross multiply
5,357,288.96x = 7,390,975.20 × 3,033,648.08 - Step 4: Simplify right side
5,357,288.96x = 22,421,617,724,807.62 - Step 5: Solve for x
x = 22,421,617,724,807.62/5,357,288.96 - Step 6: Final answer
x = 4,185,254.50
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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.