Finding the Fourth Proportional to 26,903,202.84, 37,127,239.26 and 15,302,436.12
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Solution
The fourth proportional to 26,903,202.84, 37,127,239.26 and 15,302,436.12 is: 21,117,827.88
Step by Step Solution
- Step 1: Write the proportion equation
26,903,202.84 : 37,127,239.26 = 15,302,436.12 : x - Step 2: Convert to fraction form
26,903,202.84/37,127,239.26 = 15,302,436.12/x - Step 3: Cross multiply
26,903,202.84x = 37,127,239.26 × 15,302,436.12 - Step 4: Simplify right side
26,903,202.84x = 568,137,207,088,106 - Step 5: Solve for x
x = 568,137,207,088,106/26,903,202.84 - Step 6: Final answer
x = 21,117,827.88
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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.