Finding the Fourth Proportional to 58,546,990.36, 87,803,407.05 and 19,681,049.17
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Solution
The fourth proportional to 58,546,990.36, 87,803,407.05 and 19,681,049.17 is: 29,515,832.68
Step by Step Solution
- Step 1: Write the proportion equation
58,546,990.36 : 87,803,407.05 = 19,681,049.17 : x - Step 2: Convert to fraction form
58,546,990.36/87,803,407.05 = 19,681,049.17/x - Step 3: Cross multiply
58,546,990.36x = 87,803,407.05 × 19,681,049.17 - Step 4: Simplify right side
58,546,990.36x = 1,728,063,171,444,574.75 - Step 5: Solve for x
x = 1,728,063,171,444,574.75/58,546,990.36 - Step 6: Final answer
x = 29,515,832.68
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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.