Finding the Fourth Proportional to 65,283,617.80, 97,841,445.90 and 39,697,467.40
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Solution
The fourth proportional to 65,283,617.80, 97,841,445.90 and 39,697,467.40 is: 59,495,134.31
Step by Step Solution
- Step 1: Write the proportion equation
65,283,617.80 : 97,841,445.90 = 39,697,467.40 : x - Step 2: Convert to fraction form
65,283,617.80/97,841,445.90 = 39,697,467.40/x - Step 3: Cross multiply
65,283,617.80x = 97,841,445.90 × 39,697,467.40 - Step 4: Simplify right side
65,283,617.80x = 3,884,057,608,984,114 - Step 5: Solve for x
x = 3,884,057,608,984,114/65,283,617.80 - Step 6: Final answer
x = 59,495,134.31
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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.