Finding the Fourth Proportional to 46,089,439.65, 69,089,225.50 and 18,415,107.48
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Solution
The fourth proportional to 46,089,439.65, 69,089,225.50 and 18,415,107.48 is: 27,604,707.78
Step by Step Solution
- Step 1: Write the proportion equation
46,089,439.65 : 69,089,225.50 = 18,415,107.48 : x - Step 2: Convert to fraction form
46,089,439.65/69,089,225.50 = 18,415,107.48/x - Step 3: Cross multiply
46,089,439.65x = 69,089,225.50 × 18,415,107.48 - Step 4: Simplify right side
46,089,439.65x = 1,272,285,513,292,456.75 - Step 5: Solve for x
x = 1,272,285,513,292,456.75/46,089,439.65 - Step 6: Final answer
x = 27,604,707.78
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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.