Finding the Fourth Proportional to 32,166,089.20, 48,249,133.80 and 28,764,866.80
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Solution
The fourth proportional to 32,166,089.20, 48,249,133.80 and 28,764,866.80 is: 43,147,300.20
Step by Step Solution
- Step 1: Write the proportion equation
32,166,089.20 : 48,249,133.80 = 28,764,866.80 : x - Step 2: Convert to fraction form
32,166,089.20/48,249,133.80 = 28,764,866.80/x - Step 3: Cross multiply
32,166,089.20x = 48,249,133.80 × 28,764,866.80 - Step 4: Simplify right side
32,166,089.20x = 1,387,879,906,972,377.75 - Step 5: Solve for x
x = 1,387,879,906,972,377.75/32,166,089.20 - Step 6: Final answer
x = 43,147,300.20
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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.