Finding the Fourth Proportional to 19,354,062.76, 29,031,722.92 and 5,706,064.66
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Solution
The fourth proportional to 19,354,062.76, 29,031,722.92 and 5,706,064.66 is: 8,559,282.37
Step by Step Solution
- Step 1: Write the proportion equation
19,354,062.76 : 29,031,722.92 = 5,706,064.66 : x - Step 2: Convert to fraction form
19,354,062.76/29,031,722.92 = 5,706,064.66/x - Step 3: Cross multiply
19,354,062.76x = 29,031,722.92 × 5,706,064.66 - Step 4: Simplify right side
19,354,062.76x = 165,656,888,129,615.12 - Step 5: Solve for x
x = 165,656,888,129,615.12/19,354,062.76 - Step 6: Final answer
x = 8,559,282.37
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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.