Finding the Fourth Proportional to 38,998,264.44, 53,816,947.40 and 21,594,236.00
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Solution
The fourth proportional to 38,998,264.44, 53,816,947.40 and 21,594,236.00 is: 29,799,681.58
Step by Step Solution
- Step 1: Write the proportion equation
38,998,264.44 : 53,816,947.40 = 21,594,236.00 : x - Step 2: Convert to fraction form
38,998,264.44/53,816,947.40 = 21,594,236.00/x - Step 3: Cross multiply
38,998,264.44x = 53,816,947.40 × 21,594,236.00 - Step 4: Simplify right side
38,998,264.44x = 1,162,135,862,578,130.50 - Step 5: Solve for x
x = 1,162,135,862,578,130.50/38,998,264.44 - Step 6: Final answer
x = 29,799,681.58
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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.