Finding the Fourth Proportional to 34,202,722.86, 47,199,803.08 and 18,521,774.41
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Solution
The fourth proportional to 34,202,722.86, 47,199,803.08 and 18,521,774.41 is: 25,560,073.34
Step by Step Solution
- Step 1: Write the proportion equation
34,202,722.86 : 47,199,803.08 = 18,521,774.41 : x - Step 2: Convert to fraction form
34,202,722.86/47,199,803.08 = 18,521,774.41/x - Step 3: Cross multiply
34,202,722.86x = 47,199,803.08 × 18,521,774.41 - Step 4: Simplify right side
34,202,722.86x = 874,224,104,797,878.75 - Step 5: Solve for x
x = 874,224,104,797,878.75/34,202,722.86 - Step 6: Final answer
x = 25,560,073.34
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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.