Finding the Fourth Proportional to 47,864,342.82, 71,742,052.15 and 29,127,325.40
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Solution
The fourth proportional to 47,864,342.82, 71,742,052.15 and 29,127,325.40 is: 43,657,845.80
Step by Step Solution
- Step 1: Write the proportion equation
47,864,342.82 : 71,742,052.15 = 29,127,325.40 : x - Step 2: Convert to fraction form
47,864,342.82/71,742,052.15 = 29,127,325.40/x - Step 3: Cross multiply
47,864,342.82x = 71,742,052.15 × 29,127,325.40 - Step 4: Simplify right side
47,864,342.82x = 2,089,654,097,783,551.25 - Step 5: Solve for x
x = 2,089,654,097,783,551.25/47,864,342.82 - Step 6: Final answer
x = 43,657,845.80
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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.