Finding the Fourth Proportional to 71,271,935.48, 98,355,270.12 and 38,676,887.48
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Solution
The fourth proportional to 71,271,935.48, 98,355,270.12 and 38,676,887.48 is: 53,374,104.27
Step by Step Solution
- Step 1: Write the proportion equation
71,271,935.48 : 98,355,270.12 = 38,676,887.48 : x - Step 2: Convert to fraction form
71,271,935.48/98,355,270.12 = 38,676,887.48/x - Step 3: Cross multiply
71,271,935.48x = 98,355,270.12 × 38,676,887.48 - Step 4: Simplify right side
71,271,935.48x = 3,804,075,715,496,246 - Step 5: Solve for x
x = 3,804,075,715,496,246/71,271,935.48 - Step 6: Final answer
x = 53,374,104.27
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.