Finding the Fourth Proportional to 29,302,750.10, 43,954,125.15 and 20,232,823.70
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Solution
The fourth proportional to 29,302,750.10, 43,954,125.15 and 20,232,823.70 is: 30,349,235.55
Step by Step Solution
- Step 1: Write the proportion equation
29,302,750.10 : 43,954,125.15 = 20,232,823.70 : x - Step 2: Convert to fraction form
29,302,750.10/43,954,125.15 = 20,232,823.70/x - Step 3: Cross multiply
29,302,750.10x = 43,954,125.15 × 20,232,823.70 - Step 4: Simplify right side
29,302,750.10x = 889,316,065,047,686 - Step 5: Solve for x
x = 889,316,065,047,686/29,302,750.10 - Step 6: Final answer
x = 30,349,235.55
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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.