Finding the Fourth Proportional to 76,914,899.64, 106,125,593.42 and 45,537,368.50
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Solution
The fourth proportional to 76,914,899.64, 106,125,593.42 and 45,537,368.50 is: 62,831,522.60
Step by Step Solution
- Step 1: Write the proportion equation
76,914,899.64 : 106,125,593.42 = 45,537,368.50 : x - Step 2: Convert to fraction form
76,914,899.64/106,125,593.42 = 45,537,368.50/x - Step 3: Cross multiply
76,914,899.64x = 106,125,593.42 × 45,537,368.50 - Step 4: Simplify right side
76,914,899.64x = 4,832,680,254,847,715 - Step 5: Solve for x
x = 4,832,680,254,847,715/76,914,899.64 - Step 6: Final answer
x = 62,831,522.60
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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.