Finding the Fourth Proportional to 71,575,772.18, 107,355,618.14 and 19,767,740.00
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Solution
The fourth proportional to 71,575,772.18, 107,355,618.14 and 19,767,740.00 is: 29,649,389.48
Step by Step Solution
- Step 1: Write the proportion equation
71,575,772.18 : 107,355,618.14 = 19,767,740.00 : x - Step 2: Convert to fraction form
71,575,772.18/107,355,618.14 = 19,767,740.00/x - Step 3: Cross multiply
71,575,772.18x = 107,355,618.14 × 19,767,740.00 - Step 4: Simplify right side
71,575,772.18x = 2,122,177,946,295,187 - Step 5: Solve for x
x = 2,122,177,946,295,187/71,575,772.18 - Step 6: Final answer
x = 29,649,389.48
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.