Finding the Fourth Proportional to 64,230,882.74, 88,638,394.63 and 34,862,215.21
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Solution
The fourth proportional to 64,230,882.74, 88,638,394.63 and 34,862,215.21 is: 48,109,735.65
Step by Step Solution
- Step 1: Write the proportion equation
64,230,882.74 : 88,638,394.63 = 34,862,215.21 : x - Step 2: Convert to fraction form
64,230,882.74/88,638,394.63 = 34,862,215.21/x - Step 3: Cross multiply
64,230,882.74x = 88,638,394.63 × 34,862,215.21 - Step 4: Simplify right side
64,230,882.74x = 3,090,130,789,459,968 - Step 5: Solve for x
x = 3,090,130,789,459,968/64,230,882.74 - Step 6: Final answer
x = 48,109,735.65
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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.