Finding the Fourth Proportional to 57,581,044.62, 86,371,565.31 and 19,242,557.70
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Solution
The fourth proportional to 57,581,044.62, 86,371,565.31 and 19,242,557.70 is: 28,863,836.01
Step by Step Solution
- Step 1: Write the proportion equation
57,581,044.62 : 86,371,565.31 = 19,242,557.70 : x - Step 2: Convert to fraction form
57,581,044.62/86,371,565.31 = 19,242,557.70/x - Step 3: Cross multiply
57,581,044.62x = 86,371,565.31 × 19,242,557.70 - Step 4: Simplify right side
57,581,044.62x = 1,662,009,829,116,993.25 - Step 5: Solve for x
x = 1,662,009,829,116,993.25/57,581,044.62 - Step 6: Final answer
x = 28,863,836.01
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.