Finding the Fourth Proportional to 65,235,923.10, 97,829,001.45 and 19,782,611.10
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Solution
The fourth proportional to 65,235,923.10, 97,829,001.45 and 19,782,611.10 is: 29,666,370.89
Step by Step Solution
- Step 1: Write the proportion equation
65,235,923.10 : 97,829,001.45 = 19,782,611.10 : x - Step 2: Convert to fraction form
65,235,923.10/97,829,001.45 = 19,782,611.10/x - Step 3: Cross multiply
65,235,923.10x = 97,829,001.45 × 19,782,611.10 - Step 4: Simplify right side
65,235,923.10x = 1,935,313,089,986,686.25 - Step 5: Solve for x
x = 1,935,313,089,986,686.25/65,235,923.10 - Step 6: Final answer
x = 29,666,370.89
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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.