Finding the Fourth Proportional to 53,884,366.64, 80,789,657.70 and 19,340,001.80
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Solution
The fourth proportional to 53,884,366.64, 80,789,657.70 and 19,340,001.80 is: 28,996,761.45
Step by Step Solution
- Step 1: Write the proportion equation
53,884,366.64 : 80,789,657.70 = 19,340,001.80 : x - Step 2: Convert to fraction form
53,884,366.64/80,789,657.70 = 19,340,001.80/x - Step 3: Cross multiply
53,884,366.64x = 80,789,657.70 × 19,340,001.80 - Step 4: Simplify right side
53,884,366.64x = 1,562,472,125,339,384 - Step 5: Solve for x
x = 1,562,472,125,339,384/53,884,366.64 - Step 6: Final answer
x = 28,996,761.45
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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.