Finding the Fourth Proportional to 53,838,458.28, 74,294,262.18 and 29,387,448.36
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Solution
The fourth proportional to 53,838,458.28, 74,294,262.18 and 29,387,448.36 is: 40,553,144.78
Step by Step Solution
- Step 1: Write the proportion equation
53,838,458.28 : 74,294,262.18 = 29,387,448.36 : x - Step 2: Convert to fraction form
53,838,458.28/74,294,262.18 = 29,387,448.36/x - Step 3: Cross multiply
53,838,458.28x = 74,294,262.18 × 29,387,448.36 - Step 4: Simplify right side
53,838,458.28x = 2,183,318,793,259,051.25 - Step 5: Solve for x
x = 2,183,318,793,259,051.25/53,838,458.28 - Step 6: Final answer
x = 40,553,144.78
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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.