Finding the Fourth Proportional to 60,983,775.99, 91,475,661.49 and 17,852,979.29
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Solution
The fourth proportional to 60,983,775.99, 91,475,661.49 and 17,852,979.29 is: 26,779,468.20
Step by Step Solution
- Step 1: Write the proportion equation
60,983,775.99 : 91,475,661.49 = 17,852,979.29 : x - Step 2: Convert to fraction form
60,983,775.99/91,475,661.49 = 17,852,979.29/x - Step 3: Cross multiply
60,983,775.99x = 91,475,661.49 × 17,852,979.29 - Step 4: Simplify right side
60,983,775.99x = 1,633,113,089,618,009.75 - Step 5: Solve for x
x = 1,633,113,089,618,009.75/60,983,775.99 - Step 6: Final answer
x = 26,779,468.20
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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.