Finding the Fourth Proportional to 23,772,459.70, 32,806,115.40 and 13,461,192.10
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Solution
The fourth proportional to 23,772,459.70, 32,806,115.40 and 13,461,192.10 is: 18,576,513.62
Step by Step Solution
- Step 1: Write the proportion equation
23,772,459.70 : 32,806,115.40 = 13,461,192.10 : x - Step 2: Convert to fraction form
23,772,459.70/32,806,115.40 = 13,461,192.10/x - Step 3: Cross multiply
23,772,459.70x = 32,806,115.40 × 13,461,192.10 - Step 4: Simplify right side
23,772,459.70x = 441,609,421,454,168.31 - Step 5: Solve for x
x = 441,609,421,454,168.31/23,772,459.70 - Step 6: Final answer
x = 18,576,513.62
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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.