Finding the Fourth Proportional to 9,297,684.36, 12,831,134.58 and 5,167,798.92
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Solution
The fourth proportional to 9,297,684.36, 12,831,134.58 and 5,167,798.92 is: 7,131,746.02
Step by Step Solution
- Step 1: Write the proportion equation
9,297,684.36 : 12,831,134.58 = 5,167,798.92 : x - Step 2: Convert to fraction form
9,297,684.36/12,831,134.58 = 5,167,798.92/x - Step 3: Cross multiply
9,297,684.36x = 12,831,134.58 × 5,167,798.92 - Step 4: Simplify right side
9,297,684.36x = 66,308,723,424,898.66 - Step 5: Solve for x
x = 66,308,723,424,898.66/9,297,684.36 - Step 6: Final answer
x = 7,131,746.02
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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.