Finding the Fourth Proportional to 83,184,839.84, 124,838,551.92 and 39,465,757.28
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Solution
The fourth proportional to 83,184,839.84, 124,838,551.92 and 39,465,757.28 is: 59,227,715.03
Step by Step Solution
- Step 1: Write the proportion equation
83,184,839.84 : 124,838,551.92 = 39,465,757.28 : x - Step 2: Convert to fraction form
83,184,839.84/124,838,551.92 = 39,465,757.28/x - Step 3: Cross multiply
83,184,839.84x = 124,838,551.92 × 39,465,757.28 - Step 4: Simplify right side
83,184,839.84x = 4,926,847,989,261,398 - Step 5: Solve for x
x = 4,926,847,989,261,398/83,184,839.84 - Step 6: Final answer
x = 59,227,715.03
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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.