Finding the Fourth Proportional to 49,919,862.48, 74,887,839.93 and 15,376,248.21
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Solution
The fourth proportional to 49,919,862.48, 74,887,839.93 and 15,376,248.21 is: 23,066,850.70
Step by Step Solution
- Step 1: Write the proportion equation
49,919,862.48 : 74,887,839.93 = 15,376,248.21 : x - Step 2: Convert to fraction form
49,919,862.48/74,887,839.93 = 15,376,248.21/x - Step 3: Cross multiply
49,919,862.48x = 74,887,839.93 × 15,376,248.21 - Step 4: Simplify right side
49,919,862.48x = 1,151,494,014,674,429.25 - Step 5: Solve for x
x = 1,151,494,014,674,429.25/49,919,862.48 - Step 6: Final answer
x = 23,066,850.70
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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.