Finding the Fourth Proportional to 26,301,032.79, 39,455,252.51 and 8,106,694.53
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Solution
The fourth proportional to 26,301,032.79, 39,455,252.51 and 8,106,694.53 is: 12,161,183.26
Step by Step Solution
- Step 1: Write the proportion equation
26,301,032.79 : 39,455,252.51 = 8,106,694.53 : x - Step 2: Convert to fraction form
26,301,032.79/39,455,252.51 = 8,106,694.53/x - Step 3: Cross multiply
26,301,032.79x = 39,455,252.51 × 8,106,694.53 - Step 4: Simplify right side
26,301,032.79x = 319,851,679,662,052.31 - Step 5: Solve for x
x = 319,851,679,662,052.31/26,301,032.79 - Step 6: Final answer
x = 12,161,183.26
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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.