Finding the Fourth Proportional to 9,062,661.06, 12,507,537.21 and 5,089,585.21
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Solution
The fourth proportional to 9,062,661.06, 12,507,537.21 and 5,089,585.21 is: 7,024,225.66
Step by Step Solution
- Step 1: Write the proportion equation
9,062,661.06 : 12,507,537.21 = 5,089,585.21 : x - Step 2: Convert to fraction form
9,062,661.06/12,507,537.21 = 5,089,585.21/x - Step 3: Cross multiply
9,062,661.06x = 12,507,537.21 × 5,089,585.21 - Step 4: Simplify right side
9,062,661.06x = 63,658,176,309,555.05 - Step 5: Solve for x
x = 63,658,176,309,555.05/9,062,661.06 - Step 6: Final answer
x = 7,024,225.66
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1.5x scale
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.