Finding the Fourth Proportional to 16,301,516.18, 22,487,106.38 and 13,240,416.02
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Solution
The fourth proportional to 16,301,516.18, 22,487,106.38 and 13,240,416.02 is: 18,264,475.54
Step by Step Solution
- Step 1: Write the proportion equation
16,301,516.18 : 22,487,106.38 = 13,240,416.02 : x - Step 2: Convert to fraction form
16,301,516.18/22,487,106.38 = 13,240,416.02/x - Step 3: Cross multiply
16,301,516.18x = 22,487,106.38 × 13,240,416.02 - Step 4: Simplify right side
16,301,516.18x = 297,738,643,557,196.19 - Step 5: Solve for x
x = 297,738,643,557,196.19/16,301,516.18 - Step 6: Final answer
x = 18,264,475.54
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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.